31169840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:127

約数の個数: 160

約数和(自身を含む): 86619456

約数和(自身を除く): 55449616

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 41, 43, 52, 65, 68, 80, 82, 85, 86, 104, 130, 136, 164, 170, 172, 205, 208, 215, 221, 260, 272, 328, 340, 344, 410, 430, 442, 520, 533, 559, 656, 680, 688, 697, 731, 820, 860, 884, 1040, 1066, 1105, 1118, 1360, 1394, 1462, 1640, 1720, 1763, 1768, 2132, 2210, 2236, 2665, 2788, 2795, 2924, 3280, 3440, 3485, 3526, 3536, 3655, 4264, 4420, 4472, 5330, 5576, 5590, 5848, 6970, 7052, 7310, 8528, 8815, 8840, 8944, 9061, 9503, 10660, 11152, 11180, 11696, 13940, 14104, 14620, 17630, 17680, 18122, 19006, 21320, 22360, 22919, 27880, 28208, 29240, 29971, 35260, 36244, 38012, 42640, 44720, 45305, 45838, 47515, 55760, 58480, 59942, 70520, 72488, 76024, 90610, 91676, 95030, 114595, 119884, 141040, 144976, 149855, 152048, 181220, 183352, 190060, 229190, 239768, 299710, 362440, 366704, 380120, 389623, 458380, 479536, 599420, 724880, 760240, 779246, 916760, 1198840, 1558492, 1833520, 1948115, 2397680, 3116984, 3896230, 6233968, 7792460, 15584920, 31169840]

約数ペア:

[(1, 31169840), (2, 15584920), (4, 7792460), (5, 6233968), (8, 3896230), (10, 3116984), (13, 2397680), (16, 1948115), (17, 1833520), (20, 1558492), (26, 1198840), (34, 916760), (40, 779246), (41, 760240), (43, 724880), (52, 599420), (65, 479536), (68, 458380), (80, 389623), (82, 380120), (85, 366704), (86, 362440), (104, 299710), (130, 239768), (136, 229190), (164, 190060), (170, 183352), (172, 181220), (205, 152048), (208, 149855), (215, 144976), (221, 141040), (260, 119884), (272, 114595), (328, 95030), (340, 91676), (344, 90610), (410, 76024), (430, 72488), (442, 70520), (520, 59942), (533, 58480), (559, 55760), (656, 47515), (680, 45838), (688, 45305), (697, 44720), (731, 42640), (820, 38012), (860, 36244), (884, 35260), (1040, 29971), (1066, 29240), (1105, 28208), (1118, 27880), (1360, 22919), (1394, 22360), (1462, 21320), (1640, 19006), (1720, 18122), (1763, 17680), (1768, 17630), (2132, 14620), (2210, 14104), (2236, 13940), (2665, 11696), (2788, 11180), (2795, 11152), (2924, 10660), (3280, 9503), (3440, 9061), (3485, 8944), (3526, 8840), (3536, 8815), (3655, 8528), (4264, 7310), (4420, 7052), (4472, 6970), (5330, 5848), (5576, 5590)]