82078100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3323}}^1$

素因数の和:3369

約数の個数: 72

約数和(自身を含む): 201966240

約数和(自身を除く): 119888140

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 130, 190, 247, 260, 325, 380, 475, 494, 650, 950, 988, 1235, 1300, 1900, 2470, 3323, 4940, 6175, 6646, 12350, 13292, 16615, 24700, 33230, 43199, 63137, 66460, 83075, 86398, 126274, 166150, 172796, 215995, 252548, 315685, 332300, 431990, 631370, 820781, 863980, 1079975, 1262740, 1578425, 1641562, 2159950, 3156850, 3283124, 4103905, 4319900, 6313700, 8207810, 16415620, 20519525, 41039050, 82078100]

約数ペア:

[(1, 82078100), (2, 41039050), (4, 20519525), (5, 16415620), (10, 8207810), (13, 6313700), (19, 4319900), (20, 4103905), (25, 3283124), (26, 3156850), (38, 2159950), (50, 1641562), (52, 1578425), (65, 1262740), (76, 1079975), (95, 863980), (100, 820781), (130, 631370), (190, 431990), (247, 332300), (260, 315685), (325, 252548), (380, 215995), (475, 172796), (494, 166150), (650, 126274), (950, 86398), (988, 83075), (1235, 66460), (1300, 63137), (1900, 43199), (2470, 33230), (3323, 24700), (4940, 16615), (6175, 13292), (6646, 12350)]