72458080

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1567}}^1$

素因数の和:1616

約数の個数: 72

約数和(自身を含む): 181960128

約数和(自身を除く): 109502048

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 289, 340, 544, 578, 680, 1156, 1360, 1445, 1567, 2312, 2720, 2890, 3134, 4624, 5780, 6268, 7835, 9248, 11560, 12536, 15670, 23120, 25072, 26639, 31340, 46240, 50144, 53278, 62680, 106556, 125360, 133195, 213112, 250720, 266390, 426224, 452863, 532780, 852448, 905726, 1065560, 1811452, 2131120, 2264315, 3622904, 4262240, 4528630, 7245808, 9057260, 14491616, 18114520, 36229040, 72458080]

約数ペア:

[(1, 72458080), (2, 36229040), (4, 18114520), (5, 14491616), (8, 9057260), (10, 7245808), (16, 4528630), (17, 4262240), (20, 3622904), (32, 2264315), (34, 2131120), (40, 1811452), (68, 1065560), (80, 905726), (85, 852448), (136, 532780), (160, 452863), (170, 426224), (272, 266390), (289, 250720), (340, 213112), (544, 133195), (578, 125360), (680, 106556), (1156, 62680), (1360, 53278), (1445, 50144), (1567, 46240), (2312, 31340), (2720, 26639), (2890, 25072), (3134, 23120), (4624, 15670), (5780, 12536), (6268, 11560), (7835, 9248)]