16432880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:354

約数の個数: 80

約数和(自身を含む): 41541984

約数和(自身を除く): 25109104

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 43, 68, 80, 85, 86, 136, 170, 172, 215, 272, 281, 340, 344, 430, 562, 680, 688, 731, 860, 1124, 1360, 1405, 1462, 1720, 2248, 2810, 2924, 3440, 3655, 4496, 4777, 5620, 5848, 7310, 9554, 11240, 11696, 12083, 14620, 19108, 22480, 23885, 24166, 29240, 38216, 47770, 48332, 58480, 60415, 76432, 95540, 96664, 120830, 191080, 193328, 205411, 241660, 382160, 410822, 483320, 821644, 966640, 1027055, 1643288, 2054110, 3286576, 4108220, 8216440, 16432880]

約数ペア:

[(1, 16432880), (2, 8216440), (4, 4108220), (5, 3286576), (8, 2054110), (10, 1643288), (16, 1027055), (17, 966640), (20, 821644), (34, 483320), (40, 410822), (43, 382160), (68, 241660), (80, 205411), (85, 193328), (86, 191080), (136, 120830), (170, 96664), (172, 95540), (215, 76432), (272, 60415), (281, 58480), (340, 48332), (344, 47770), (430, 38216), (562, 29240), (680, 24166), (688, 23885), (731, 22480), (860, 19108), (1124, 14620), (1360, 12083), (1405, 11696), (1462, 11240), (1720, 9554), (2248, 7310), (2810, 5848), (2924, 5620), (3440, 4777), (3655, 4496)]