13486560760

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{77849}}^1$

素因数の和:77992

約数の個数: 64

約数和(自身を含む): 31277016000

約数和(自身を除く): 17790455240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 71, 122, 142, 244, 284, 305, 355, 488, 568, 610, 710, 1220, 1420, 2440, 2840, 4331, 8662, 17324, 21655, 34648, 43310, 77849, 86620, 155698, 173240, 311396, 389245, 622792, 778490, 1556980, 3113960, 4748789, 5527279, 9497578, 11054558, 18995156, 22109116, 23743945, 27636395, 37990312, 44218232, 47487890, 55272790, 94975780, 110545580, 189951560, 221091160, 337164019, 674328038, 1348656076, 1685820095, 2697312152, 3371640190, 6743280380, 13486560760]

約数ペア:

[(1, 13486560760), (2, 6743280380), (4, 3371640190), (5, 2697312152), (8, 1685820095), (10, 1348656076), (20, 674328038), (40, 337164019), (61, 221091160), (71, 189951560), (122, 110545580), (142, 94975780), (244, 55272790), (284, 47487890), (305, 44218232), (355, 37990312), (488, 27636395), (568, 23743945), (610, 22109116), (710, 18995156), (1220, 11054558), (1420, 9497578), (2440, 5527279), (2840, 4748789), (4331, 3113960), (8662, 1556980), (17324, 778490), (21655, 622792), (34648, 389245), (43310, 311396), (77849, 173240), (86620, 155698)]