65129720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^2$

素因数の和:189

約数の個数: 96

約数和(自身を含む): 165661200

約数和(自身を除く): 100531480

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 71, 76, 85, 95, 136, 142, 152, 170, 190, 284, 323, 340, 355, 380, 568, 646, 680, 710, 760, 1207, 1292, 1349, 1420, 1615, 2414, 2584, 2698, 2840, 3230, 4828, 5041, 5396, 6035, 6460, 6745, 9656, 10082, 10792, 12070, 12920, 13490, 20164, 22933, 24140, 25205, 26980, 40328, 45866, 48280, 50410, 53960, 85697, 91732, 95779, 100820, 114665, 171394, 183464, 191558, 201640, 229330, 342788, 383116, 428485, 458660, 478895, 685576, 766232, 856970, 917320, 957790, 1628243, 1713940, 1915580, 3256486, 3427880, 3831160, 6512972, 8141215, 13025944, 16282430, 32564860, 65129720]

約数ペア:

[(1, 65129720), (2, 32564860), (4, 16282430), (5, 13025944), (8, 8141215), (10, 6512972), (17, 3831160), (19, 3427880), (20, 3256486), (34, 1915580), (38, 1713940), (40, 1628243), (68, 957790), (71, 917320), (76, 856970), (85, 766232), (95, 685576), (136, 478895), (142, 458660), (152, 428485), (170, 383116), (190, 342788), (284, 229330), (323, 201640), (340, 191558), (355, 183464), (380, 171394), (568, 114665), (646, 100820), (680, 95779), (710, 91732), (760, 85697), (1207, 53960), (1292, 50410), (1349, 48280), (1420, 45866), (1615, 40328), (2414, 26980), (2584, 25205), (2698, 24140), (2840, 22933), (3230, 20164), (4828, 13490), (5041, 12920), (5396, 12070), (6035, 10792), (6460, 10082), (6745, 9656)]