22155250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1$

素因数の和:448

約数の個数: 64

約数和(自身を含む): 47410272

約数和(自身を除く): 25255022

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 125, 130, 170, 221, 250, 325, 401, 425, 442, 650, 802, 850, 1105, 1625, 2005, 2125, 2210, 3250, 4010, 4250, 5213, 5525, 6817, 10025, 10426, 11050, 13634, 20050, 26065, 27625, 34085, 50125, 52130, 55250, 68170, 88621, 100250, 130325, 170425, 177242, 260650, 340850, 443105, 651625, 852125, 886210, 1303250, 1704250, 2215525, 4431050, 11077625, 22155250]

約数ペア:

[(1, 22155250), (2, 11077625), (5, 4431050), (10, 2215525), (13, 1704250), (17, 1303250), (25, 886210), (26, 852125), (34, 651625), (50, 443105), (65, 340850), (85, 260650), (125, 177242), (130, 170425), (170, 130325), (221, 100250), (250, 88621), (325, 68170), (401, 55250), (425, 52130), (442, 50125), (650, 34085), (802, 27625), (850, 26065), (1105, 20050), (1625, 13634), (2005, 11050), (2125, 10426), (2210, 10025), (3250, 6817), (4010, 5525), (4250, 5213)]