88866700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{347}}^1$

素因数の和:571

約数の個数: 72

約数和(自身を含む): 209330352

約数和(自身を除く): 120463652

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 197, 260, 325, 347, 394, 650, 694, 788, 985, 1300, 1388, 1735, 1970, 2561, 3470, 3940, 4511, 4925, 5122, 6940, 8675, 9022, 9850, 10244, 12805, 17350, 18044, 19700, 22555, 25610, 34700, 45110, 51220, 64025, 68359, 90220, 112775, 128050, 136718, 225550, 256100, 273436, 341795, 451100, 683590, 888667, 1367180, 1708975, 1777334, 3417950, 3554668, 4443335, 6835900, 8886670, 17773340, 22216675, 44433350, 88866700]

約数ペア:

[(1, 88866700), (2, 44433350), (4, 22216675), (5, 17773340), (10, 8886670), (13, 6835900), (20, 4443335), (25, 3554668), (26, 3417950), (50, 1777334), (52, 1708975), (65, 1367180), (100, 888667), (130, 683590), (197, 451100), (260, 341795), (325, 273436), (347, 256100), (394, 225550), (650, 136718), (694, 128050), (788, 112775), (985, 90220), (1300, 68359), (1388, 64025), (1735, 51220), (1970, 45110), (2561, 34700), (3470, 25610), (3940, 22555), (4511, 19700), (4925, 18044), (5122, 17350), (6940, 12805), (8675, 10244), (9022, 9850)]