104384540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{347}}^1$

素因数の和:471

約数の個数: 72

約数和(自身を含む): 240725520

約数和(自身を除く): 136340980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 169, 178, 260, 338, 347, 356, 445, 676, 694, 845, 890, 1157, 1388, 1690, 1735, 1780, 2314, 3380, 3470, 4511, 4628, 5785, 6940, 9022, 11570, 15041, 18044, 22555, 23140, 30082, 30883, 45110, 58643, 60164, 61766, 75205, 90220, 117286, 123532, 150410, 154415, 234572, 293215, 300820, 308830, 401479, 586430, 617660, 802958, 1172860, 1605916, 2007395, 4014790, 5219227, 8029580, 10438454, 20876908, 26096135, 52192270, 104384540]

約数ペア:

[(1, 104384540), (2, 52192270), (4, 26096135), (5, 20876908), (10, 10438454), (13, 8029580), (20, 5219227), (26, 4014790), (52, 2007395), (65, 1605916), (89, 1172860), (130, 802958), (169, 617660), (178, 586430), (260, 401479), (338, 308830), (347, 300820), (356, 293215), (445, 234572), (676, 154415), (694, 150410), (845, 123532), (890, 117286), (1157, 90220), (1388, 75205), (1690, 61766), (1735, 60164), (1780, 58643), (2314, 45110), (3380, 30883), (3470, 30082), (4511, 23140), (4628, 22555), (5785, 18044), (6940, 15041), (9022, 11570)]