68701250

素因数分解:

$2^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:153

約数の個数: 80

約数和(自身を含む): 141198552

約数和(自身を除く): 72497302

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 53, 61, 85, 106, 122, 125, 170, 250, 265, 305, 425, 530, 610, 625, 850, 901, 1037, 1250, 1325, 1525, 1802, 2074, 2125, 2650, 3050, 3233, 4250, 4505, 5185, 6466, 6625, 7625, 9010, 10370, 10625, 13250, 15250, 16165, 21250, 22525, 25925, 32330, 33125, 38125, 45050, 51850, 54961, 66250, 76250, 80825, 109922, 112625, 129625, 161650, 225250, 259250, 274805, 404125, 549610, 563125, 648125, 808250, 1126250, 1296250, 1374025, 2020625, 2748050, 4041250, 6870125, 13740250, 34350625, 68701250]

約数ペア:

[(1, 68701250), (2, 34350625), (5, 13740250), (10, 6870125), (17, 4041250), (25, 2748050), (34, 2020625), (50, 1374025), (53, 1296250), (61, 1126250), (85, 808250), (106, 648125), (122, 563125), (125, 549610), (170, 404125), (250, 274805), (265, 259250), (305, 225250), (425, 161650), (530, 129625), (610, 112625), (625, 109922), (850, 80825), (901, 76250), (1037, 66250), (1250, 54961), (1325, 51850), (1525, 45050), (1802, 38125), (2074, 33125), (2125, 32330), (2650, 25925), (3050, 22525), (3233, 21250), (4250, 16165), (4505, 15250), (5185, 13250), (6466, 10625), (6625, 10370), (7625, 9010)]