78947700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{653}}^1$

素因数の和:714

約数の個数: 144

約数和(自身を含む): 254317056

約数和(自身を除く): 175369356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 31, 39, 50, 52, 60, 62, 65, 75, 78, 93, 100, 124, 130, 150, 155, 156, 186, 195, 260, 300, 310, 325, 372, 390, 403, 465, 620, 650, 653, 775, 780, 806, 930, 975, 1209, 1300, 1306, 1550, 1612, 1860, 1950, 1959, 2015, 2325, 2418, 2612, 3100, 3265, 3900, 3918, 4030, 4650, 4836, 6045, 6530, 7836, 8060, 8489, 9300, 9795, 10075, 12090, 13060, 16325, 16978, 19590, 20150, 20243, 24180, 25467, 30225, 32650, 33956, 39180, 40300, 40486, 42445, 48975, 50934, 60450, 60729, 65300, 80972, 84890, 97950, 101215, 101868, 120900, 121458, 127335, 169780, 195900, 202430, 212225, 242916, 254670, 263159, 303645, 404860, 424450, 506075, 509340, 526318, 607290, 636675, 789477, 848900, 1012150, 1052636, 1214580, 1273350, 1315795, 1518225, 1578954, 2024300, 2546700, 2631590, 3036450, 3157908, 3947385, 5263180, 6072900, 6578975, 7894770, 13157950, 15789540, 19736925, 26315900, 39473850, 78947700]

約数ペア:

[(1, 78947700), (2, 39473850), (3, 26315900), (4, 19736925), (5, 15789540), (6, 13157950), (10, 7894770), (12, 6578975), (13, 6072900), (15, 5263180), (20, 3947385), (25, 3157908), (26, 3036450), (30, 2631590), (31, 2546700), (39, 2024300), (50, 1578954), (52, 1518225), (60, 1315795), (62, 1273350), (65, 1214580), (75, 1052636), (78, 1012150), (93, 848900), (100, 789477), (124, 636675), (130, 607290), (150, 526318), (155, 509340), (156, 506075), (186, 424450), (195, 404860), (260, 303645), (300, 263159), (310, 254670), (325, 242916), (372, 212225), (390, 202430), (403, 195900), (465, 169780), (620, 127335), (650, 121458), (653, 120900), (775, 101868), (780, 101215), (806, 97950), (930, 84890), (975, 80972), (1209, 65300), (1300, 60729), (1306, 60450), (1550, 50934), (1612, 48975), (1860, 42445), (1950, 40486), (1959, 40300), (2015, 39180), (2325, 33956), (2418, 32650), (2612, 30225), (3100, 25467), (3265, 24180), (3900, 20243), (3918, 20150), (4030, 19590), (4650, 16978), (4836, 16325), (6045, 13060), (6530, 12090), (7836, 10075), (8060, 9795), (8489, 9300)]