740528425

素因数分解:

$5^2\times 7^4\times {\mathrm{13}}^2\times {\mathrm{73}}^1$

素因数の和:137

約数の個数: 90

約数和(自身を含む): 1175865402

約数和(自身を除く): 435336977

約数列:

[1, 5, 7, 13, 25, 35, 49, 65, 73, 91, 169, 175, 245, 325, 343, 365, 455, 511, 637, 845, 949, 1183, 1225, 1715, 1825, 2275, 2401, 2555, 3185, 3577, 4225, 4459, 4745, 5915, 6643, 8281, 8575, 12005, 12337, 12775, 15925, 17885, 22295, 23725, 25039, 29575, 31213, 33215, 41405, 46501, 57967, 60025, 61685, 86359, 89425, 111475, 125195, 156065, 166075, 175273, 207025, 232505, 289835, 308425, 325507, 405769, 431795, 604513, 625975, 780325, 876365, 1162525, 1449175, 1627535, 2028845, 2158975, 2278549, 3022565, 4231591, 4381825, 8137675, 10144225, 11392745, 15112825, 21157955, 29621137, 56963725, 105789775, 148105685, 740528425]

約数ペア:

[(1, 740528425), (5, 148105685), (7, 105789775), (13, 56963725), (25, 29621137), (35, 21157955), (49, 15112825), (65, 11392745), (73, 10144225), (91, 8137675), (169, 4381825), (175, 4231591), (245, 3022565), (325, 2278549), (343, 2158975), (365, 2028845), (455, 1627535), (511, 1449175), (637, 1162525), (845, 876365), (949, 780325), (1183, 625975), (1225, 604513), (1715, 431795), (1825, 405769), (2275, 325507), (2401, 308425), (2555, 289835), (3185, 232505), (3577, 207025), (4225, 175273), (4459, 166075), (4745, 156065), (5915, 125195), (6643, 111475), (8281, 89425), (8575, 86359), (12005, 61685), (12337, 60025), (12775, 57967), (15925, 46501), (17885, 41405), (22295, 33215), (23725, 31213), (25039, 29575)]