8862100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1$

素因数の和:445

約数の個数: 72

約数和(自身を含む): 21982968

約数和(自身を除く): 13120868

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 170, 221, 260, 325, 340, 401, 425, 442, 650, 802, 850, 884, 1105, 1300, 1604, 1700, 2005, 2210, 4010, 4420, 5213, 5525, 6817, 8020, 10025, 10426, 11050, 13634, 20050, 20852, 22100, 26065, 27268, 34085, 40100, 52130, 68170, 88621, 104260, 130325, 136340, 170425, 177242, 260650, 340850, 354484, 443105, 521300, 681700, 886210, 1772420, 2215525, 4431050, 8862100]

約数ペア:

[(1, 8862100), (2, 4431050), (4, 2215525), (5, 1772420), (10, 886210), (13, 681700), (17, 521300), (20, 443105), (25, 354484), (26, 340850), (34, 260650), (50, 177242), (52, 170425), (65, 136340), (68, 130325), (85, 104260), (100, 88621), (130, 68170), (170, 52130), (221, 40100), (260, 34085), (325, 27268), (340, 26065), (401, 22100), (425, 20852), (442, 20050), (650, 13634), (802, 11050), (850, 10426), (884, 10025), (1105, 8020), (1300, 6817), (1604, 5525), (1700, 5213), (2005, 4420), (2210, 4010)]