788553350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:474

約数の個数: 96

約数和(自身を含む): 1639582560

約数和(自身を除く): 851029210

約数列:

[1, 2, 5, 10, 13, 25, 26, 43, 50, 65, 86, 89, 130, 178, 215, 317, 325, 430, 445, 559, 634, 650, 890, 1075, 1118, 1157, 1585, 2150, 2225, 2314, 2795, 3170, 3827, 4121, 4450, 5590, 5785, 7654, 7925, 8242, 11570, 13631, 13975, 15850, 19135, 20605, 27262, 27950, 28213, 28925, 38270, 41210, 49751, 56426, 57850, 68155, 95675, 99502, 103025, 136310, 141065, 177203, 191350, 206050, 248755, 282130, 340775, 354406, 366769, 497510, 681550, 705325, 733538, 886015, 1213159, 1243775, 1410650, 1772030, 1833845, 2426318, 2487550, 3667690, 4430075, 6065795, 8860150, 9169225, 12131590, 15771067, 18338450, 30328975, 31542134, 60657950, 78855335, 157710670, 394276675, 788553350]

約数ペア:

[(1, 788553350), (2, 394276675), (5, 157710670), (10, 78855335), (13, 60657950), (25, 31542134), (26, 30328975), (43, 18338450), (50, 15771067), (65, 12131590), (86, 9169225), (89, 8860150), (130, 6065795), (178, 4430075), (215, 3667690), (317, 2487550), (325, 2426318), (430, 1833845), (445, 1772030), (559, 1410650), (634, 1243775), (650, 1213159), (890, 886015), (1075, 733538), (1118, 705325), (1157, 681550), (1585, 497510), (2150, 366769), (2225, 354406), (2314, 340775), (2795, 282130), (3170, 248755), (3827, 206050), (4121, 191350), (4450, 177203), (5590, 141065), (5785, 136310), (7654, 103025), (7925, 99502), (8242, 95675), (11570, 68155), (13631, 57850), (13975, 56426), (15850, 49751), (19135, 41210), (20605, 38270), (27262, 28925), (27950, 28213)]