71348320

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1543}}^1$

素因数の和:1592

約数の個数: 72

約数和(自身を含む): 179175024

約数和(自身を除く): 107826704

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, 1543, 2312, 2720, 2890, 3086, 4624, 5780, 6172, 7715, 9248, 11560, 12344, 15430, 23120, 24688, 26231, 30860, 46240, 49376, 52462, 61720, 104924, 123440, 131155, 209848, 246880, 262310, 419696, 445927, 524620, 839392, 891854, 1049240, 1783708, 2098480, 2229635, 3567416, 4196960, 4459270, 7134832, 8918540, 14269664, 17837080, 35674160, 71348320]

約数ペア:

[(1, 71348320), (2, 35674160), (4, 17837080), (5, 14269664), (8, 8918540), (10, 7134832), (16, 4459270), (17, 4196960), (20, 3567416), (32, 2229635), (34, 2098480), (40, 1783708), (68, 1049240), (80, 891854), (85, 839392), (136, 524620), (160, 445927), (170, 419696), (272, 262310), (289, 246880), (340, 209848), (544, 131155), (578, 123440), (680, 104924), (1156, 61720), (1360, 52462), (1445, 49376), (1543, 46240), (2312, 30860), (2720, 26231), (2890, 24688), (3086, 23120), (4624, 15430), (5780, 12344), (6172, 11560), (7715, 9248)]