1625055380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{20359}}^1$

素因数の和:20688

約数の個数: 48

約数和(自身を含む): 3687277440

約数和(自身を除く): 2062222060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 307, 614, 1228, 1535, 3070, 3991, 6140, 7982, 15964, 19955, 20359, 39910, 40718, 79820, 81436, 101795, 203590, 264667, 407180, 529334, 1058668, 1323335, 2646670, 5293340, 6250213, 12500426, 25000852, 31251065, 62502130, 81252769, 125004260, 162505538, 325011076, 406263845, 812527690, 1625055380]

約数ペア:

[(1, 1625055380), (2, 812527690), (4, 406263845), (5, 325011076), (10, 162505538), (13, 125004260), (20, 81252769), (26, 62502130), (52, 31251065), (65, 25000852), (130, 12500426), (260, 6250213), (307, 5293340), (614, 2646670), (1228, 1323335), (1535, 1058668), (3070, 529334), (3991, 407180), (6140, 264667), (7982, 203590), (15964, 101795), (19955, 81436), (20359, 79820), (39910, 40718)]