254043505280

素因数分解:

$2^7\times 5^1\times {\mathrm{12211}}^1\times {\mathrm{32507}}^1$

素因数の和:44737

約数の個数: 64

約数和(自身を含む): 607391174880

約数和(自身を除く): 353347669600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 12211, 24422, 32507, 48844, 61055, 65014, 97688, 122110, 130028, 162535, 195376, 244220, 260056, 325070, 390752, 488440, 520112, 650140, 781504, 976880, 1040224, 1300280, 1563008, 1953760, 2080448, 2600560, 3907520, 4160896, 5201120, 7815040, 10402240, 20804480, 396942977, 793885954, 1587771908, 1984714885, 3175543816, 3969429770, 6351087632, 7938859540, 12702175264, 15877719080, 25404350528, 31755438160, 50808701056, 63510876320, 127021752640, 254043505280]

約数ペア:

[(1, 254043505280), (2, 127021752640), (4, 63510876320), (5, 50808701056), (8, 31755438160), (10, 25404350528), (16, 15877719080), (20, 12702175264), (32, 7938859540), (40, 6351087632), (64, 3969429770), (80, 3175543816), (128, 1984714885), (160, 1587771908), (320, 793885954), (640, 396942977), (12211, 20804480), (24422, 10402240), (32507, 7815040), (48844, 5201120), (61055, 4160896), (65014, 3907520), (97688, 2600560), (122110, 2080448), (130028, 1953760), (162535, 1563008), (195376, 1300280), (244220, 1040224), (260056, 976880), (325070, 781504), (390752, 650140), (488440, 520112)]