71449420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:311

約数の個数: 96

約数和(自身を含む): 179859456

約数和(自身を除く): 108410036

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 101, 124, 140, 155, 163, 202, 217, 310, 326, 404, 434, 505, 620, 652, 707, 815, 868, 1010, 1085, 1141, 1414, 1630, 2020, 2170, 2282, 2828, 3131, 3260, 3535, 4340, 4564, 5053, 5705, 6262, 7070, 10106, 11410, 12524, 14140, 15655, 16463, 20212, 21917, 22820, 25265, 31310, 32926, 35371, 43834, 50530, 62620, 65852, 70742, 82315, 87668, 101060, 109585, 115241, 141484, 164630, 176855, 219170, 230482, 329260, 353710, 438340, 460964, 510353, 576205, 707420, 1020706, 1152410, 2041412, 2304820, 2551765, 3572471, 5103530, 7144942, 10207060, 14289884, 17862355, 35724710, 71449420]

約数ペア:

[(1, 71449420), (2, 35724710), (4, 17862355), (5, 14289884), (7, 10207060), (10, 7144942), (14, 5103530), (20, 3572471), (28, 2551765), (31, 2304820), (35, 2041412), (62, 1152410), (70, 1020706), (101, 707420), (124, 576205), (140, 510353), (155, 460964), (163, 438340), (202, 353710), (217, 329260), (310, 230482), (326, 219170), (404, 176855), (434, 164630), (505, 141484), (620, 115241), (652, 109585), (707, 101060), (815, 87668), (868, 82315), (1010, 70742), (1085, 65852), (1141, 62620), (1414, 50530), (1630, 43834), (2020, 35371), (2170, 32926), (2282, 31310), (2828, 25265), (3131, 22820), (3260, 21917), (3535, 20212), (4340, 16463), (4564, 15655), (5053, 14140), (5705, 12524), (6262, 11410), (7070, 10106)]