73991420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{911}}^1$

素因数の和:1082

約数の個数: 48

約数和(自身を含む): 161796096

約数和(自身を除く): 87804676

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 131, 155, 262, 310, 524, 620, 655, 911, 1310, 1822, 2620, 3644, 4061, 4555, 8122, 9110, 16244, 18220, 20305, 28241, 40610, 56482, 81220, 112964, 119341, 141205, 238682, 282410, 477364, 564820, 596705, 1193410, 2386820, 3699571, 7399142, 14798284, 18497855, 36995710, 73991420]

約数ペア:

[(1, 73991420), (2, 36995710), (4, 18497855), (5, 14798284), (10, 7399142), (20, 3699571), (31, 2386820), (62, 1193410), (124, 596705), (131, 564820), (155, 477364), (262, 282410), (310, 238682), (524, 141205), (620, 119341), (655, 112964), (911, 81220), (1310, 56482), (1822, 40610), (2620, 28241), (3644, 20305), (4061, 18220), (4555, 16244), (8122, 9110)]