25520010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{277}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 63891072

約数和(自身を除く): 38371062

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 83, 111, 166, 185, 222, 249, 277, 370, 415, 498, 554, 555, 830, 831, 1110, 1245, 1385, 1662, 2490, 2770, 3071, 4155, 6142, 8310, 9213, 10249, 15355, 18426, 20498, 22991, 30710, 30747, 45982, 46065, 51245, 61494, 68973, 92130, 102490, 114955, 137946, 153735, 229910, 307470, 344865, 689730, 850667, 1701334, 2552001, 4253335, 5104002, 8506670, 12760005, 25520010]

約数ペア:

[(1, 25520010), (2, 12760005), (3, 8506670), (5, 5104002), (6, 4253335), (10, 2552001), (15, 1701334), (30, 850667), (37, 689730), (74, 344865), (83, 307470), (111, 229910), (166, 153735), (185, 137946), (222, 114955), (249, 102490), (277, 92130), (370, 68973), (415, 61494), (498, 51245), (554, 46065), (555, 45982), (830, 30747), (831, 30710), (1110, 22991), (1245, 20498), (1385, 18426), (1662, 15355), (2490, 10249), (2770, 9213), (3071, 8310), (4155, 6142)]