221569400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2749}}^1$

素因数の和:2809

約数の個数: 96

約数和(自身を含む): 572880000

約数和(自身を除く): 351310600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 31, 40, 50, 52, 62, 65, 100, 104, 124, 130, 155, 200, 248, 260, 310, 325, 403, 520, 620, 650, 775, 806, 1240, 1300, 1550, 1612, 2015, 2600, 2749, 3100, 3224, 4030, 5498, 6200, 8060, 10075, 10996, 13745, 16120, 20150, 21992, 27490, 35737, 40300, 54980, 68725, 71474, 80600, 85219, 109960, 137450, 142948, 170438, 178685, 274900, 285896, 340876, 357370, 426095, 549800, 681752, 714740, 852190, 893425, 1107847, 1429480, 1704380, 1786850, 2130475, 2215694, 3408760, 3573700, 4260950, 4431388, 5539235, 7147400, 8521900, 8862776, 11078470, 17043800, 22156940, 27696175, 44313880, 55392350, 110784700, 221569400]

約数ペア:

[(1, 221569400), (2, 110784700), (4, 55392350), (5, 44313880), (8, 27696175), (10, 22156940), (13, 17043800), (20, 11078470), (25, 8862776), (26, 8521900), (31, 7147400), (40, 5539235), (50, 4431388), (52, 4260950), (62, 3573700), (65, 3408760), (100, 2215694), (104, 2130475), (124, 1786850), (130, 1704380), (155, 1429480), (200, 1107847), (248, 893425), (260, 852190), (310, 714740), (325, 681752), (403, 549800), (520, 426095), (620, 357370), (650, 340876), (775, 285896), (806, 274900), (1240, 178685), (1300, 170438), (1550, 142948), (1612, 137450), (2015, 109960), (2600, 85219), (2749, 80600), (3100, 71474), (3224, 68725), (4030, 54980), (5498, 40300), (6200, 35737), (8060, 27490), (10075, 21992), (10996, 20150), (13745, 16120)]