42298750

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:191

約数の個数: 80

約数和(自身を含む): 90533520

約数和(自身を除く): 48234770

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 125, 130, 137, 190, 247, 250, 274, 325, 475, 494, 625, 650, 685, 950, 1235, 1250, 1370, 1625, 1781, 2375, 2470, 2603, 3250, 3425, 3562, 4750, 5206, 6175, 6850, 8125, 8905, 11875, 12350, 13015, 16250, 17125, 17810, 23750, 26030, 30875, 33839, 34250, 44525, 61750, 65075, 67678, 85625, 89050, 130150, 154375, 169195, 171250, 222625, 308750, 325375, 338390, 445250, 650750, 845975, 1113125, 1626875, 1691950, 2226250, 3253750, 4229875, 8459750, 21149375, 42298750]

約数ペア:

[(1, 42298750), (2, 21149375), (5, 8459750), (10, 4229875), (13, 3253750), (19, 2226250), (25, 1691950), (26, 1626875), (38, 1113125), (50, 845975), (65, 650750), (95, 445250), (125, 338390), (130, 325375), (137, 308750), (190, 222625), (247, 171250), (250, 169195), (274, 154375), (325, 130150), (475, 89050), (494, 85625), (625, 67678), (650, 65075), (685, 61750), (950, 44525), (1235, 34250), (1250, 33839), (1370, 30875), (1625, 26030), (1781, 23750), (2375, 17810), (2470, 17125), (2603, 16250), (3250, 13015), (3425, 12350), (3562, 11875), (4750, 8905), (5206, 8125), (6175, 6850)]