68137700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{269}}^1$

素因数の和:449

約数の個数: 72

約数和(自身を含む): 158193000

約数和(自身を除く): 90055300

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 149, 170, 269, 298, 340, 425, 538, 596, 745, 850, 1076, 1345, 1490, 1700, 2533, 2690, 2980, 3725, 4573, 5066, 5380, 6725, 7450, 9146, 10132, 12665, 13450, 14900, 18292, 22865, 25330, 26900, 40081, 45730, 50660, 63325, 80162, 91460, 114325, 126650, 160324, 200405, 228650, 253300, 400810, 457300, 681377, 801620, 1002025, 1362754, 2004050, 2725508, 3406885, 4008100, 6813770, 13627540, 17034425, 34068850, 68137700]

約数ペア:

[(1, 68137700), (2, 34068850), (4, 17034425), (5, 13627540), (10, 6813770), (17, 4008100), (20, 3406885), (25, 2725508), (34, 2004050), (50, 1362754), (68, 1002025), (85, 801620), (100, 681377), (149, 457300), (170, 400810), (269, 253300), (298, 228650), (340, 200405), (425, 160324), (538, 126650), (596, 114325), (745, 91460), (850, 80162), (1076, 63325), (1345, 50660), (1490, 45730), (1700, 40081), (2533, 26900), (2690, 25330), (2980, 22865), (3725, 18292), (4573, 14900), (5066, 13450), (5380, 12665), (6725, 10132), (7450, 9146)]