61503280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1103}}^1$

素因数の和:1174

約数の個数: 80

約数和(自身を含む): 155240064

約数和(自身を除く): 93736784

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 41, 68, 80, 82, 85, 136, 164, 170, 205, 272, 328, 340, 410, 656, 680, 697, 820, 1103, 1360, 1394, 1640, 2206, 2788, 3280, 3485, 4412, 5515, 5576, 6970, 8824, 11030, 11152, 13940, 17648, 18751, 22060, 27880, 37502, 44120, 45223, 55760, 75004, 88240, 90446, 93755, 150008, 180892, 187510, 226115, 300016, 361784, 375020, 452230, 723568, 750040, 768791, 904460, 1500080, 1537582, 1808920, 3075164, 3617840, 3843955, 6150328, 7687910, 12300656, 15375820, 30751640, 61503280]

約数ペア:

[(1, 61503280), (2, 30751640), (4, 15375820), (5, 12300656), (8, 7687910), (10, 6150328), (16, 3843955), (17, 3617840), (20, 3075164), (34, 1808920), (40, 1537582), (41, 1500080), (68, 904460), (80, 768791), (82, 750040), (85, 723568), (136, 452230), (164, 375020), (170, 361784), (205, 300016), (272, 226115), (328, 187510), (340, 180892), (410, 150008), (656, 93755), (680, 90446), (697, 88240), (820, 75004), (1103, 55760), (1360, 45223), (1394, 44120), (1640, 37502), (2206, 27880), (2788, 22060), (3280, 18751), (3485, 17648), (4412, 13940), (5515, 11152), (5576, 11030), (6970, 8824)]