51647580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{3457}}^1$

素因数の和:3555

約数の個数: 72

約数和(自身を含む): 158597712

約数和(自身を除く): 106950132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 83, 90, 166, 180, 249, 332, 415, 498, 747, 830, 996, 1245, 1494, 1660, 2490, 2988, 3457, 3735, 4980, 6914, 7470, 10371, 13828, 14940, 17285, 20742, 31113, 34570, 41484, 51855, 62226, 69140, 103710, 124452, 155565, 207420, 286931, 311130, 573862, 622260, 860793, 1147724, 1434655, 1721586, 2582379, 2869310, 3443172, 4303965, 5164758, 5738620, 8607930, 10329516, 12911895, 17215860, 25823790, 51647580]

約数ペア:

[(1, 51647580), (2, 25823790), (3, 17215860), (4, 12911895), (5, 10329516), (6, 8607930), (9, 5738620), (10, 5164758), (12, 4303965), (15, 3443172), (18, 2869310), (20, 2582379), (30, 1721586), (36, 1434655), (45, 1147724), (60, 860793), (83, 622260), (90, 573862), (166, 311130), (180, 286931), (249, 207420), (332, 155565), (415, 124452), (498, 103710), (747, 69140), (830, 62226), (996, 51855), (1245, 41484), (1494, 34570), (1660, 31113), (2490, 20742), (2988, 17285), (3457, 14940), (3735, 13828), (4980, 10371), (6914, 7470)]