778880830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:338

約数の個数: 128

約数和(自身を含む): 1785369600

約数和(自身を除く): 1006488770

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 59, 65, 70, 89, 91, 118, 130, 163, 178, 182, 295, 326, 413, 445, 455, 590, 623, 767, 815, 826, 890, 910, 1141, 1157, 1246, 1534, 1630, 2065, 2119, 2282, 2314, 3115, 3835, 4130, 4238, 5251, 5369, 5705, 5785, 6230, 7670, 8099, 9617, 10502, 10595, 10738, 11410, 11570, 14507, 14833, 16198, 19234, 21190, 26255, 26845, 29014, 29666, 36757, 40495, 48085, 52510, 53690, 67319, 68263, 72535, 73514, 74165, 80990, 96170, 101549, 125021, 134638, 136526, 145070, 148330, 183785, 188591, 203098, 250042, 336595, 341315, 367570, 377182, 477841, 507745, 625105, 673190, 682630, 855913, 875147, 942955, 955682, 1015490, 1250210, 1320137, 1711826, 1750294, 1885910, 2389205, 2640274, 4279565, 4375735, 4778410, 5991391, 6600685, 8559130, 8751470, 11126869, 11982782, 13201370, 22253738, 29956955, 55634345, 59913910, 77888083, 111268690, 155776166, 389440415, 778880830]

約数ペア:

[(1, 778880830), (2, 389440415), (5, 155776166), (7, 111268690), (10, 77888083), (13, 59913910), (14, 55634345), (26, 29956955), (35, 22253738), (59, 13201370), (65, 11982782), (70, 11126869), (89, 8751470), (91, 8559130), (118, 6600685), (130, 5991391), (163, 4778410), (178, 4375735), (182, 4279565), (295, 2640274), (326, 2389205), (413, 1885910), (445, 1750294), (455, 1711826), (590, 1320137), (623, 1250210), (767, 1015490), (815, 955682), (826, 942955), (890, 875147), (910, 855913), (1141, 682630), (1157, 673190), (1246, 625105), (1534, 507745), (1630, 477841), (2065, 377182), (2119, 367570), (2282, 341315), (2314, 336595), (3115, 250042), (3835, 203098), (4130, 188591), (4238, 183785), (5251, 148330), (5369, 145070), (5705, 136526), (5785, 134638), (6230, 125021), (7670, 101549), (8099, 96170), (9617, 80990), (10502, 74165), (10595, 73514), (10738, 72535), (11410, 68263), (11570, 67319), (14507, 53690), (14833, 52510), (16198, 48085), (19234, 40495), (21190, 36757), (26255, 29666), (26845, 29014)]