201854900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:250

約数の個数: 144

約数和(自身を含む): 506884224

約数和(自身を除く): 305029324

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 25, 26, 43, 46, 50, 52, 65, 86, 92, 100, 115, 130, 157, 172, 215, 230, 260, 299, 314, 325, 430, 460, 559, 575, 598, 628, 650, 785, 860, 989, 1075, 1118, 1150, 1196, 1300, 1495, 1570, 1978, 2041, 2150, 2236, 2300, 2795, 2990, 3140, 3611, 3925, 3956, 4082, 4300, 4945, 5590, 5980, 6751, 7222, 7475, 7850, 8164, 9890, 10205, 11180, 12857, 13502, 13975, 14444, 14950, 15700, 18055, 19780, 20410, 24725, 25714, 27004, 27950, 29900, 33755, 36110, 40820, 46943, 49450, 51025, 51428, 55900, 64285, 67510, 72220, 87763, 90275, 93886, 98900, 102050, 128570, 135020, 155273, 168775, 175526, 180550, 187772, 204100, 234715, 257140, 310546, 321425, 337550, 351052, 361100, 438815, 469430, 621092, 642850, 675100, 776365, 877630, 938860, 1173575, 1285700, 1552730, 1755260, 2018549, 2194075, 2347150, 3105460, 3881825, 4037098, 4388150, 4694300, 7763650, 8074196, 8776300, 10092745, 15527300, 20185490, 40370980, 50463725, 100927450, 201854900]

約数ペア:

[(1, 201854900), (2, 100927450), (4, 50463725), (5, 40370980), (10, 20185490), (13, 15527300), (20, 10092745), (23, 8776300), (25, 8074196), (26, 7763650), (43, 4694300), (46, 4388150), (50, 4037098), (52, 3881825), (65, 3105460), (86, 2347150), (92, 2194075), (100, 2018549), (115, 1755260), (130, 1552730), (157, 1285700), (172, 1173575), (215, 938860), (230, 877630), (260, 776365), (299, 675100), (314, 642850), (325, 621092), (430, 469430), (460, 438815), (559, 361100), (575, 351052), (598, 337550), (628, 321425), (650, 310546), (785, 257140), (860, 234715), (989, 204100), (1075, 187772), (1118, 180550), (1150, 175526), (1196, 168775), (1300, 155273), (1495, 135020), (1570, 128570), (1978, 102050), (2041, 98900), (2150, 93886), (2236, 90275), (2300, 87763), (2795, 72220), (2990, 67510), (3140, 64285), (3611, 55900), (3925, 51428), (3956, 51025), (4082, 49450), (4300, 46943), (4945, 40820), (5590, 36110), (5980, 33755), (6751, 29900), (7222, 27950), (7475, 27004), (7850, 25714), (8164, 24725), (9890, 20410), (10205, 19780), (11180, 18055), (12857, 15700), (13502, 14950), (13975, 14444)]