17491165900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{1993}}^1$

素因数の和:2220

約数の個数: 144

約数和(自身を含む): 42113630944

約数和(自身を除く): 24622465044

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 43, 50, 52, 65, 86, 100, 130, 157, 172, 215, 260, 314, 325, 430, 559, 628, 650, 785, 860, 1075, 1118, 1300, 1570, 1993, 2041, 2150, 2236, 2795, 3140, 3925, 3986, 4082, 4300, 5590, 6751, 7850, 7972, 8164, 9965, 10205, 11180, 13502, 13975, 15700, 19930, 20410, 25909, 27004, 27950, 33755, 39860, 40820, 49825, 51025, 51818, 55900, 67510, 85699, 87763, 99650, 102050, 103636, 129545, 135020, 168775, 171398, 175526, 199300, 204100, 259090, 312901, 337550, 342796, 351052, 428495, 438815, 518180, 625802, 647725, 675100, 856990, 877630, 1114087, 1251604, 1295450, 1564505, 1713980, 1755260, 2142475, 2194075, 2228174, 2590900, 3129010, 4067713, 4284950, 4388150, 4456348, 5570435, 6258020, 7822525, 8135426, 8569900, 8776300, 11140870, 13454743, 15645050, 16270852, 20338565, 22281740, 26909486, 27852175, 31290100, 40677130, 53818972, 55704350, 67273715, 81354260, 101692825, 111408700, 134547430, 174911659, 203385650, 269094860, 336368575, 349823318, 406771300, 672737150, 699646636, 874558295, 1345474300, 1749116590, 3498233180, 4372791475, 8745582950, 17491165900]

約数ペア:

[(1, 17491165900), (2, 8745582950), (4, 4372791475), (5, 3498233180), (10, 1749116590), (13, 1345474300), (20, 874558295), (25, 699646636), (26, 672737150), (43, 406771300), (50, 349823318), (52, 336368575), (65, 269094860), (86, 203385650), (100, 174911659), (130, 134547430), (157, 111408700), (172, 101692825), (215, 81354260), (260, 67273715), (314, 55704350), (325, 53818972), (430, 40677130), (559, 31290100), (628, 27852175), (650, 26909486), (785, 22281740), (860, 20338565), (1075, 16270852), (1118, 15645050), (1300, 13454743), (1570, 11140870), (1993, 8776300), (2041, 8569900), (2150, 8135426), (2236, 7822525), (2795, 6258020), (3140, 5570435), (3925, 4456348), (3986, 4388150), (4082, 4284950), (4300, 4067713), (5590, 3129010), (6751, 2590900), (7850, 2228174), (7972, 2194075), (8164, 2142475), (9965, 1755260), (10205, 1713980), (11180, 1564505), (13502, 1295450), (13975, 1251604), (15700, 1114087), (19930, 877630), (20410, 856990), (25909, 675100), (27004, 647725), (27950, 625802), (33755, 518180), (39860, 438815), (40820, 428495), (49825, 351052), (51025, 342796), (51818, 337550), (55900, 312901), (67510, 259090), (85699, 204100), (87763, 199300), (99650, 175526), (102050, 171398), (103636, 168775), (129545, 135020)]