25214348536

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{20809}}^1$

素因数の和:21080

約数の個数: 64

約数和(自身を含む): 52021670400

約数和(自身を除く): 26807321864

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 191, 244, 382, 488, 764, 793, 1528, 1586, 2483, 3172, 4966, 6344, 9932, 11651, 19864, 20809, 23302, 41618, 46604, 83236, 93208, 151463, 166472, 270517, 302926, 541034, 605852, 1082068, 1211704, 1269349, 2164136, 2538698, 3974519, 5077396, 7949038, 10154792, 15898076, 16501537, 31796152, 33003074, 51668747, 66006148, 103337494, 132012296, 206674988, 242445659, 413349976, 484891318, 969782636, 1939565272, 3151793567, 6303587134, 12607174268, 25214348536]

約数ペア:

[(1, 25214348536), (2, 12607174268), (4, 6303587134), (8, 3151793567), (13, 1939565272), (26, 969782636), (52, 484891318), (61, 413349976), (104, 242445659), (122, 206674988), (191, 132012296), (244, 103337494), (382, 66006148), (488, 51668747), (764, 33003074), (793, 31796152), (1528, 16501537), (1586, 15898076), (2483, 10154792), (3172, 7949038), (4966, 5077396), (6344, 3974519), (9932, 2538698), (11651, 2164136), (19864, 1269349), (20809, 1211704), (23302, 1082068), (41618, 605852), (46604, 541034), (83236, 302926), (93208, 270517), (151463, 166472)]