9989550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:378

約数の個数: 72

約数和(自身を含む): 27275040

約数和(自身を除く): 17285490

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 79, 90, 150, 158, 225, 237, 281, 395, 450, 474, 562, 711, 790, 843, 1185, 1405, 1422, 1686, 1975, 2370, 2529, 2810, 3555, 3950, 4215, 5058, 5925, 7025, 7110, 8430, 11850, 12645, 14050, 17775, 21075, 22199, 25290, 35550, 42150, 44398, 63225, 66597, 110995, 126450, 133194, 199791, 221990, 332985, 399582, 554975, 665970, 998955, 1109950, 1664925, 1997910, 3329850, 4994775, 9989550]

約数ペア:

[(1, 9989550), (2, 4994775), (3, 3329850), (5, 1997910), (6, 1664925), (9, 1109950), (10, 998955), (15, 665970), (18, 554975), (25, 399582), (30, 332985), (45, 221990), (50, 199791), (75, 133194), (79, 126450), (90, 110995), (150, 66597), (158, 63225), (225, 44398), (237, 42150), (281, 35550), (395, 25290), (450, 22199), (474, 21075), (562, 17775), (711, 14050), (790, 12645), (843, 11850), (1185, 8430), (1405, 7110), (1422, 7025), (1686, 5925), (1975, 5058), (2370, 4215), (2529, 3950), (2810, 3555)]