74609990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{503}}^1$

素因数の和:693

約数の個数: 64

約数和(自身を含む): 166634496

約数和(自身を除く): 92024506

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 163, 182, 326, 455, 503, 815, 910, 1006, 1141, 1630, 2119, 2282, 2515, 3521, 4238, 5030, 5705, 6539, 7042, 10595, 11410, 13078, 14833, 17605, 21190, 29666, 32695, 35210, 45773, 65390, 74165, 81989, 91546, 148330, 163978, 228865, 409945, 457730, 573923, 819890, 1065857, 1147846, 2131714, 2869615, 5329285, 5739230, 7460999, 10658570, 14921998, 37304995, 74609990]

約数ペア:

[(1, 74609990), (2, 37304995), (5, 14921998), (7, 10658570), (10, 7460999), (13, 5739230), (14, 5329285), (26, 2869615), (35, 2131714), (65, 1147846), (70, 1065857), (91, 819890), (130, 573923), (163, 457730), (182, 409945), (326, 228865), (455, 163978), (503, 148330), (815, 91546), (910, 81989), (1006, 74165), (1141, 65390), (1630, 45773), (2119, 35210), (2282, 32695), (2515, 29666), (3521, 21190), (4238, 17605), (5030, 14833), (5705, 13078), (6539, 11410), (7042, 10595)]