2459968550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{19211}}^1$

素因数の和:19433

約数の個数: 48

約数和(自身を含む): 4952776752

約数和(自身を除く): 2492808202

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 197, 325, 394, 650, 985, 1970, 2561, 4925, 5122, 9850, 12805, 19211, 25610, 38422, 64025, 96055, 128050, 192110, 249743, 480275, 499486, 960550, 1248715, 2497430, 3784567, 6243575, 7569134, 12487150, 18922835, 37845670, 49199371, 94614175, 98398742, 189228350, 245996855, 491993710, 1229984275, 2459968550]

約数ペア:

[(1, 2459968550), (2, 1229984275), (5, 491993710), (10, 245996855), (13, 189228350), (25, 98398742), (26, 94614175), (50, 49199371), (65, 37845670), (130, 18922835), (197, 12487150), (325, 7569134), (394, 6243575), (650, 3784567), (985, 2497430), (1970, 1248715), (2561, 960550), (4925, 499486), (5122, 480275), (9850, 249743), (12805, 192110), (19211, 128050), (25610, 96055), (38422, 64025)]