72940365

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{601}}^1$

素因数の和:675

約数の個数: 64

約数和(自身を含む): 138700800

約数和(自身を除く): 65760435

約数列:

[1, 3, 5, 9, 15, 27, 29, 31, 45, 87, 93, 135, 145, 155, 261, 279, 435, 465, 601, 783, 837, 899, 1305, 1395, 1803, 2697, 3005, 3915, 4185, 4495, 5409, 8091, 9015, 13485, 16227, 17429, 18631, 24273, 27045, 40455, 52287, 55893, 81135, 87145, 93155, 121365, 156861, 167679, 261435, 279465, 470583, 503037, 540299, 784305, 838395, 1620897, 2352915, 2515185, 2701495, 4862691, 8104485, 14588073, 24313455, 72940365]

約数ペア:

[(1, 72940365), (3, 24313455), (5, 14588073), (9, 8104485), (15, 4862691), (27, 2701495), (29, 2515185), (31, 2352915), (45, 1620897), (87, 838395), (93, 784305), (135, 540299), (145, 503037), (155, 470583), (261, 279465), (279, 261435), (435, 167679), (465, 156861), (601, 121365), (783, 93155), (837, 87145), (899, 81135), (1305, 55893), (1395, 52287), (1803, 40455), (2697, 27045), (3005, 24273), (3915, 18631), (4185, 17429), (4495, 16227), (5409, 13485), (8091, 9015)]