72352910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{991}}^1$

素因数の和:1161

約数の個数: 48

約数和(自身を含む): 152668800

約数和(自身を除く): 80315890

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 149, 245, 298, 490, 745, 991, 1043, 1490, 1982, 2086, 4955, 5215, 6937, 7301, 9910, 10430, 13874, 14602, 34685, 36505, 48559, 69370, 73010, 97118, 147659, 242795, 295318, 485590, 738295, 1033613, 1476590, 2067226, 5168065, 7235291, 10336130, 14470582, 36176455, 72352910]

約数ペア:

[(1, 72352910), (2, 36176455), (5, 14470582), (7, 10336130), (10, 7235291), (14, 5168065), (35, 2067226), (49, 1476590), (70, 1033613), (98, 738295), (149, 485590), (245, 295318), (298, 242795), (490, 147659), (745, 97118), (991, 73010), (1043, 69370), (1490, 48559), (1982, 36505), (2086, 34685), (4955, 14602), (5215, 13874), (6937, 10430), (7301, 9910)]