20176859100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{991}}^1\times {\mathrm{67867}}^1$

素因数の和:68875

約数の個数: 72

約数和(自身を含む): 58438148608

約数和(自身を除く): 38261289508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 991, 1982, 2973, 3964, 4955, 5946, 9910, 11892, 14865, 19820, 24775, 29730, 49550, 59460, 67867, 74325, 99100, 135734, 148650, 203601, 271468, 297300, 339335, 407202, 678670, 814404, 1018005, 1357340, 1696675, 2036010, 3393350, 4072020, 5090025, 6786700, 10180050, 20360100, 67256197, 134512394, 201768591, 269024788, 336280985, 403537182, 672561970, 807074364, 1008842955, 1345123940, 1681404925, 2017685910, 3362809850, 4035371820, 5044214775, 6725619700, 10088429550, 20176859100]

約数ペア:

[(1, 20176859100), (2, 10088429550), (3, 6725619700), (4, 5044214775), (5, 4035371820), (6, 3362809850), (10, 2017685910), (12, 1681404925), (15, 1345123940), (20, 1008842955), (25, 807074364), (30, 672561970), (50, 403537182), (60, 336280985), (75, 269024788), (100, 201768591), (150, 134512394), (300, 67256197), (991, 20360100), (1982, 10180050), (2973, 6786700), (3964, 5090025), (4955, 4072020), (5946, 3393350), (9910, 2036010), (11892, 1696675), (14865, 1357340), (19820, 1018005), (24775, 814404), (29730, 678670), (49550, 407202), (59460, 339335), (67867, 297300), (74325, 271468), (99100, 203601), (135734, 148650)]