25230920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{401}}^1$

素因数の和:447

約数の個数: 96

約数和(自身を含む): 67367160

約数和(自身を除く): 42136240

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 121, 130, 143, 220, 242, 260, 286, 401, 440, 484, 520, 572, 605, 715, 802, 968, 1144, 1210, 1430, 1573, 1604, 2005, 2420, 2860, 3146, 3208, 4010, 4411, 4840, 5213, 5720, 6292, 7865, 8020, 8822, 10426, 12584, 15730, 16040, 17644, 20852, 22055, 26065, 31460, 35288, 41704, 44110, 48521, 52130, 57343, 62920, 88220, 97042, 104260, 114686, 176440, 194084, 208520, 229372, 242605, 286715, 388168, 458744, 485210, 573430, 630773, 970420, 1146860, 1261546, 1940840, 2293720, 2523092, 3153865, 5046184, 6307730, 12615460, 25230920]

約数ペア:

[(1, 25230920), (2, 12615460), (4, 6307730), (5, 5046184), (8, 3153865), (10, 2523092), (11, 2293720), (13, 1940840), (20, 1261546), (22, 1146860), (26, 970420), (40, 630773), (44, 573430), (52, 485210), (55, 458744), (65, 388168), (88, 286715), (104, 242605), (110, 229372), (121, 208520), (130, 194084), (143, 176440), (220, 114686), (242, 104260), (260, 97042), (286, 88220), (401, 62920), (440, 57343), (484, 52130), (520, 48521), (572, 44110), (605, 41704), (715, 35288), (802, 31460), (968, 26065), (1144, 22055), (1210, 20852), (1430, 17644), (1573, 16040), (1604, 15730), (2005, 12584), (2420, 10426), (2860, 8822), (3146, 8020), (3208, 7865), (4010, 6292), (4411, 5720), (4840, 5213)]