15667680725

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{3581}}^1$

素因数の和:3822

約数の個数: 48

約数和(自身を含む): 20929196160

約数和(自身を除く): 5261515435

約数列:

[1, 5, 19, 25, 61, 95, 151, 305, 475, 755, 1159, 1525, 2869, 3581, 3775, 5795, 9211, 14345, 17905, 28975, 46055, 68039, 71725, 89525, 175009, 218441, 230275, 340195, 540731, 875045, 1092205, 1700975, 2703655, 4150379, 4375225, 5461025, 10273889, 13518275, 20751895, 32984591, 51369445, 103759475, 164922955, 256847225, 626707229, 824614775, 3133536145, 15667680725]

約数ペア:

[(1, 15667680725), (5, 3133536145), (19, 824614775), (25, 626707229), (61, 256847225), (95, 164922955), (151, 103759475), (305, 51369445), (475, 32984591), (755, 20751895), (1159, 13518275), (1525, 10273889), (2869, 5461025), (3581, 4375225), (3775, 4150379), (5795, 2703655), (9211, 1700975), (14345, 1092205), (17905, 875045), (28975, 540731), (46055, 340195), (68039, 230275), (71725, 218441), (89525, 175009)]