64860525

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{547}}^1$

素因数の和:611

約数の個数: 72

約数和(自身を含む): 127206144

約数和(自身を除く): 62345619

約数列:

[1, 3, 5, 9, 15, 17, 25, 31, 45, 51, 75, 85, 93, 153, 155, 225, 255, 279, 425, 465, 527, 547, 765, 775, 1275, 1395, 1581, 1641, 2325, 2635, 2735, 3825, 4743, 4923, 6975, 7905, 8205, 9299, 13175, 13675, 16957, 23715, 24615, 27897, 39525, 41025, 46495, 50871, 83691, 84785, 118575, 123075, 139485, 152613, 232475, 254355, 288269, 418455, 423925, 697425, 763065, 864807, 1271775, 1441345, 2092275, 2594421, 3815325, 4324035, 7206725, 12972105, 21620175, 64860525]

約数ペア:

[(1, 64860525), (3, 21620175), (5, 12972105), (9, 7206725), (15, 4324035), (17, 3815325), (25, 2594421), (31, 2092275), (45, 1441345), (51, 1271775), (75, 864807), (85, 763065), (93, 697425), (153, 423925), (155, 418455), (225, 288269), (255, 254355), (279, 232475), (425, 152613), (465, 139485), (527, 123075), (547, 118575), (765, 84785), (775, 83691), (1275, 50871), (1395, 46495), (1581, 41025), (1641, 39525), (2325, 27897), (2635, 24615), (2735, 23715), (3825, 16957), (4743, 13675), (4923, 13175), (6975, 9299), (7905, 8205)]