72706400

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{6991}}^1$

素因数の和:7024

約数の個数: 72

約数和(自身を含む): 191175264

約数和(自身を除く): 118468864

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 1040, 1300, 2080, 2600, 5200, 6991, 10400, 13982, 27964, 34955, 55928, 69910, 90883, 111856, 139820, 174775, 181766, 223712, 279640, 349550, 363532, 454415, 559280, 699100, 727064, 908830, 1118560, 1398200, 1454128, 1817660, 2272075, 2796400, 2908256, 3635320, 4544150, 5592800, 7270640, 9088300, 14541280, 18176600, 36353200, 72706400]

約数ペア:

[(1, 72706400), (2, 36353200), (4, 18176600), (5, 14541280), (8, 9088300), (10, 7270640), (13, 5592800), (16, 4544150), (20, 3635320), (25, 2908256), (26, 2796400), (32, 2272075), (40, 1817660), (50, 1454128), (52, 1398200), (65, 1118560), (80, 908830), (100, 727064), (104, 699100), (130, 559280), (160, 454415), (200, 363532), (208, 349550), (260, 279640), (325, 223712), (400, 181766), (416, 174775), (520, 139820), (650, 111856), (800, 90883), (1040, 69910), (1300, 55928), (2080, 34955), (2600, 27964), (5200, 13982), (6991, 10400)]