64386225

素因数分解:

$3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:248

約数の個数: 96

約数和(自身を含む): 129991680

約数和(自身を除く): 65605455

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 31, 45, 51, 75, 85, 93, 135, 153, 155, 181, 225, 255, 279, 425, 459, 465, 527, 543, 675, 765, 775, 837, 905, 1275, 1395, 1581, 1629, 2295, 2325, 2635, 2715, 3077, 3825, 4185, 4525, 4743, 4887, 5611, 6975, 7905, 8145, 9231, 11475, 13175, 13575, 14229, 15385, 16833, 20925, 23715, 24435, 27693, 28055, 39525, 40725, 46155, 50499, 71145, 76925, 83079, 84165, 95387, 118575, 122175, 138465, 140275, 151497, 230775, 252495, 286161, 355725, 415395, 420825, 476935, 692325, 757485, 858483, 1262475, 1430805, 2076975, 2384675, 2575449, 3787425, 4292415, 7154025, 12877245, 21462075, 64386225]

約数ペア:

[(1, 64386225), (3, 21462075), (5, 12877245), (9, 7154025), (15, 4292415), (17, 3787425), (25, 2575449), (27, 2384675), (31, 2076975), (45, 1430805), (51, 1262475), (75, 858483), (85, 757485), (93, 692325), (135, 476935), (153, 420825), (155, 415395), (181, 355725), (225, 286161), (255, 252495), (279, 230775), (425, 151497), (459, 140275), (465, 138465), (527, 122175), (543, 118575), (675, 95387), (765, 84165), (775, 83079), (837, 76925), (905, 71145), (1275, 50499), (1395, 46155), (1581, 40725), (1629, 39525), (2295, 28055), (2325, 27693), (2635, 24435), (2715, 23715), (3077, 20925), (3825, 16833), (4185, 15385), (4525, 14229), (4743, 13575), (4887, 13175), (5611, 11475), (6975, 9231), (7905, 8145)]