31194495100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{76777}}^1$

素因数の和:77047

約数の個数: 72

約数和(自身を含む): 71974768320

約数和(自身を除く): 40780273220

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 239, 340, 425, 478, 850, 956, 1195, 1700, 2390, 4063, 4780, 5975, 8126, 11950, 16252, 20315, 23900, 40630, 76777, 81260, 101575, 153554, 203150, 307108, 383885, 406300, 767770, 1305209, 1535540, 1919425, 2610418, 3838850, 5220836, 6526045, 7677700, 13052090, 18349703, 26104180, 32630225, 36699406, 65260450, 73398812, 91748515, 130520900, 183497030, 311944951, 366994060, 458742575, 623889902, 917485150, 1247779804, 1559724755, 1834970300, 3119449510, 6238899020, 7798623775, 15597247550, 31194495100]

約数ペア:

[(1, 31194495100), (2, 15597247550), (4, 7798623775), (5, 6238899020), (10, 3119449510), (17, 1834970300), (20, 1559724755), (25, 1247779804), (34, 917485150), (50, 623889902), (68, 458742575), (85, 366994060), (100, 311944951), (170, 183497030), (239, 130520900), (340, 91748515), (425, 73398812), (478, 65260450), (850, 36699406), (956, 32630225), (1195, 26104180), (1700, 18349703), (2390, 13052090), (4063, 7677700), (4780, 6526045), (5975, 5220836), (8126, 3838850), (11950, 2610418), (16252, 1919425), (20315, 1535540), (23900, 1305209), (40630, 767770), (76777, 406300), (81260, 383885), (101575, 307108), (153554, 203150)]