72454720

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17417}}^1$

素因数の和:17447

約数の個数: 56

約数和(自身を含む): 185815224

約数和(自身を除く): 113360504

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 17417, 34834, 69668, 87085, 139336, 174170, 226421, 278672, 348340, 452842, 557344, 696680, 905684, 1114688, 1132105, 1393360, 1811368, 2264210, 2786720, 3622736, 4528420, 5573440, 7245472, 9056840, 14490944, 18113680, 36227360, 72454720]

約数ペア:

[(1, 72454720), (2, 36227360), (4, 18113680), (5, 14490944), (8, 9056840), (10, 7245472), (13, 5573440), (16, 4528420), (20, 3622736), (26, 2786720), (32, 2264210), (40, 1811368), (52, 1393360), (64, 1132105), (65, 1114688), (80, 905684), (104, 696680), (130, 557344), (160, 452842), (208, 348340), (260, 278672), (320, 226421), (416, 174170), (520, 139336), (832, 87085), (1040, 69668), (2080, 34834), (4160, 17417)]