72803630

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 145454400

約数和(自身を除く): 72650770

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 73, 95, 145, 146, 181, 190, 290, 362, 365, 551, 730, 905, 1102, 1387, 1810, 2117, 2755, 2774, 3439, 4234, 5249, 5510, 6878, 6935, 10498, 10585, 13213, 13870, 17195, 21170, 26245, 26426, 34390, 40223, 52490, 66065, 80446, 99731, 132130, 199462, 201115, 251047, 383177, 402230, 498655, 502094, 766354, 997310, 1255235, 1915885, 2510470, 3831770, 7280363, 14560726, 36401815, 72803630]

約数ペア:

[(1, 72803630), (2, 36401815), (5, 14560726), (10, 7280363), (19, 3831770), (29, 2510470), (38, 1915885), (58, 1255235), (73, 997310), (95, 766354), (145, 502094), (146, 498655), (181, 402230), (190, 383177), (290, 251047), (362, 201115), (365, 199462), (551, 132130), (730, 99731), (905, 80446), (1102, 66065), (1387, 52490), (1810, 40223), (2117, 34390), (2755, 26426), (2774, 26245), (3439, 21170), (4234, 17195), (5249, 13870), (5510, 13213), (6878, 10585), (6935, 10498)]