71638650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{397}}^1\times {\mathrm{401}}^1$

素因数の和:816

約数の個数: 72

約数和(自身を含む): 193435164

約数和(自身を除く): 121796514

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 397, 401, 450, 794, 802, 1191, 1203, 1985, 2005, 2382, 2406, 3573, 3609, 3970, 4010, 5955, 6015, 7146, 7218, 9925, 10025, 11910, 12030, 17865, 18045, 19850, 20050, 29775, 30075, 35730, 36090, 59550, 60150, 89325, 90225, 159197, 178650, 180450, 318394, 477591, 795985, 955182, 1432773, 1591970, 2387955, 2865546, 3979925, 4775910, 7163865, 7959850, 11939775, 14327730, 23879550, 35819325, 71638650]

約数ペア:

[(1, 71638650), (2, 35819325), (3, 23879550), (5, 14327730), (6, 11939775), (9, 7959850), (10, 7163865), (15, 4775910), (18, 3979925), (25, 2865546), (30, 2387955), (45, 1591970), (50, 1432773), (75, 955182), (90, 795985), (150, 477591), (225, 318394), (397, 180450), (401, 178650), (450, 159197), (794, 90225), (802, 89325), (1191, 60150), (1203, 59550), (1985, 36090), (2005, 35730), (2382, 30075), (2406, 29775), (3573, 20050), (3609, 19850), (3970, 18045), (4010, 17865), (5955, 12030), (6015, 11910), (7146, 10025), (7218, 9925)]