72455835

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 129024000

約数和(自身を除く): 56568165

約数列:

[1, 3, 5, 15, 19, 31, 57, 59, 93, 95, 139, 155, 177, 285, 295, 417, 465, 589, 695, 885, 1121, 1767, 1829, 2085, 2641, 2945, 3363, 4309, 5487, 5605, 7923, 8201, 8835, 9145, 12927, 13205, 16815, 21545, 24603, 27435, 34751, 39615, 41005, 64635, 81871, 104253, 123015, 155819, 173755, 245613, 254231, 409355, 467457, 521265, 762693, 779095, 1228065, 1271155, 2337285, 3813465, 4830389, 14491167, 24151945, 72455835]

約数ペア:

[(1, 72455835), (3, 24151945), (5, 14491167), (15, 4830389), (19, 3813465), (31, 2337285), (57, 1271155), (59, 1228065), (93, 779095), (95, 762693), (139, 521265), (155, 467457), (177, 409355), (285, 254231), (295, 245613), (417, 173755), (465, 155819), (589, 123015), (695, 104253), (885, 81871), (1121, 64635), (1767, 41005), (1829, 39615), (2085, 34751), (2641, 27435), (2945, 24603), (3363, 21545), (4309, 16815), (5487, 13205), (5605, 12927), (7923, 9145), (8201, 8835)]