67600840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1117}}^1$

素因数の和:1234

約数の個数: 64

約数和(自身を含む): 163004400

約数和(自身を除く): 95403560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 89, 136, 170, 178, 340, 356, 445, 680, 712, 890, 1117, 1513, 1780, 2234, 3026, 3560, 4468, 5585, 6052, 7565, 8936, 11170, 12104, 15130, 18989, 22340, 30260, 37978, 44680, 60520, 75956, 94945, 99413, 151912, 189890, 198826, 379780, 397652, 497065, 759560, 795304, 994130, 1690021, 1988260, 3380042, 3976520, 6760084, 8450105, 13520168, 16900210, 33800420, 67600840]

約数ペア:

[(1, 67600840), (2, 33800420), (4, 16900210), (5, 13520168), (8, 8450105), (10, 6760084), (17, 3976520), (20, 3380042), (34, 1988260), (40, 1690021), (68, 994130), (85, 795304), (89, 759560), (136, 497065), (170, 397652), (178, 379780), (340, 198826), (356, 189890), (445, 151912), (680, 99413), (712, 94945), (890, 75956), (1117, 60520), (1513, 44680), (1780, 37978), (2234, 30260), (3026, 22340), (3560, 18989), (4468, 15130), (5585, 12104), (6052, 11170), (7565, 8936)]