29639840

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^2\times {\mathrm{641}}^1$

素因数の和:690

約数の個数: 72

約数和(自身を含む): 74501532

約数和(自身を除く): 44861692

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, 641, 680, 1156, 1282, 1360, 1445, 2312, 2564, 2720, 2890, 3205, 4624, 5128, 5780, 6410, 9248, 10256, 10897, 11560, 12820, 20512, 21794, 23120, 25640, 43588, 46240, 51280, 54485, 87176, 102560, 108970, 174352, 185249, 217940, 348704, 370498, 435880, 740996, 871760, 926245, 1481992, 1743520, 1852490, 2963984, 3704980, 5927968, 7409960, 14819920, 29639840]

約数ペア:

[(1, 29639840), (2, 14819920), (4, 7409960), (5, 5927968), (8, 3704980), (10, 2963984), (16, 1852490), (17, 1743520), (20, 1481992), (32, 926245), (34, 871760), (40, 740996), (68, 435880), (80, 370498), (85, 348704), (136, 217940), (160, 185249), (170, 174352), (272, 108970), (289, 102560), (340, 87176), (544, 54485), (578, 51280), (641, 46240), (680, 43588), (1156, 25640), (1282, 23120), (1360, 21794), (1445, 20512), (2312, 12820), (2564, 11560), (2720, 10897), (2890, 10256), (3205, 9248), (4624, 6410), (5128, 5780)]