145712475

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{761}}^1$

素因数の和:837

約数の個数: 72

約数和(自身を含む): 280062432

約数和(自身を除く): 134349957

約数列:

[1, 3, 5, 9, 15, 23, 25, 37, 45, 69, 75, 111, 115, 185, 207, 225, 333, 345, 555, 575, 761, 851, 925, 1035, 1665, 1725, 2283, 2553, 2775, 3805, 4255, 5175, 6849, 7659, 8325, 11415, 12765, 17503, 19025, 21275, 28157, 34245, 38295, 52509, 57075, 63825, 84471, 87515, 140785, 157527, 171225, 191475, 253413, 262545, 422355, 437575, 647611, 703925, 787635, 1267065, 1312725, 1942833, 2111775, 3238055, 3938175, 5828499, 6335325, 9714165, 16190275, 29142495, 48570825, 145712475]

約数ペア:

[(1, 145712475), (3, 48570825), (5, 29142495), (9, 16190275), (15, 9714165), (23, 6335325), (25, 5828499), (37, 3938175), (45, 3238055), (69, 2111775), (75, 1942833), (111, 1312725), (115, 1267065), (185, 787635), (207, 703925), (225, 647611), (333, 437575), (345, 422355), (555, 262545), (575, 253413), (761, 191475), (851, 171225), (925, 157527), (1035, 140785), (1665, 87515), (1725, 84471), (2283, 63825), (2553, 57075), (2775, 52509), (3805, 38295), (4255, 34245), (5175, 28157), (6849, 21275), (7659, 19025), (8325, 17503), (11415, 12765)]