82497220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:269

約数の個数: 96

約数和(自身を含む): 196213248

約数和(自身を除く): 113716028

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 47, 52, 65, 86, 94, 130, 157, 172, 188, 215, 235, 260, 314, 430, 470, 559, 611, 628, 785, 860, 940, 1118, 1222, 1570, 2021, 2041, 2236, 2444, 2795, 3055, 3140, 4042, 4082, 5590, 6110, 6751, 7379, 8084, 8164, 10105, 10205, 11180, 12220, 13502, 14758, 20210, 20410, 26273, 27004, 29516, 33755, 36895, 40420, 40820, 52546, 67510, 73790, 87763, 95927, 105092, 131365, 135020, 147580, 175526, 191854, 262730, 317297, 351052, 383708, 438815, 479635, 525460, 634594, 877630, 959270, 1269188, 1586485, 1755260, 1918540, 3172970, 4124861, 6345940, 8249722, 16499444, 20624305, 41248610, 82497220]

約数ペア:

[(1, 82497220), (2, 41248610), (4, 20624305), (5, 16499444), (10, 8249722), (13, 6345940), (20, 4124861), (26, 3172970), (43, 1918540), (47, 1755260), (52, 1586485), (65, 1269188), (86, 959270), (94, 877630), (130, 634594), (157, 525460), (172, 479635), (188, 438815), (215, 383708), (235, 351052), (260, 317297), (314, 262730), (430, 191854), (470, 175526), (559, 147580), (611, 135020), (628, 131365), (785, 105092), (860, 95927), (940, 87763), (1118, 73790), (1222, 67510), (1570, 52546), (2021, 40820), (2041, 40420), (2236, 36895), (2444, 33755), (2795, 29516), (3055, 27004), (3140, 26273), (4042, 20410), (4082, 20210), (5590, 14758), (6110, 13502), (6751, 12220), (7379, 11180), (8084, 10205), (8164, 10105)]