25484580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:298

約数の個数: 144

約数和(自身を含む): 86119488

約数和(自身を除く): 60634908

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 61, 66, 90, 99, 110, 122, 132, 165, 180, 183, 198, 211, 220, 244, 305, 330, 366, 396, 422, 495, 549, 610, 633, 660, 671, 732, 844, 915, 990, 1055, 1098, 1220, 1266, 1342, 1830, 1899, 1980, 2013, 2110, 2196, 2321, 2532, 2684, 2745, 3165, 3355, 3660, 3798, 4026, 4220, 4642, 5490, 6039, 6330, 6710, 6963, 7596, 8052, 9284, 9495, 10065, 10980, 11605, 12078, 12660, 12871, 13420, 13926, 18990, 20130, 20889, 23210, 24156, 25742, 27852, 30195, 34815, 37980, 38613, 40260, 41778, 46420, 51484, 60390, 64355, 69630, 77226, 83556, 104445, 115839, 120780, 128710, 139260, 141581, 154452, 193065, 208890, 231678, 257420, 283162, 386130, 417780, 424743, 463356, 566324, 579195, 707905, 772260, 849486, 1158390, 1274229, 1415810, 1698972, 2123715, 2316780, 2548458, 2831620, 4247430, 5096916, 6371145, 8494860, 12742290, 25484580]

約数ペア:

[(1, 25484580), (2, 12742290), (3, 8494860), (4, 6371145), (5, 5096916), (6, 4247430), (9, 2831620), (10, 2548458), (11, 2316780), (12, 2123715), (15, 1698972), (18, 1415810), (20, 1274229), (22, 1158390), (30, 849486), (33, 772260), (36, 707905), (44, 579195), (45, 566324), (55, 463356), (60, 424743), (61, 417780), (66, 386130), (90, 283162), (99, 257420), (110, 231678), (122, 208890), (132, 193065), (165, 154452), (180, 141581), (183, 139260), (198, 128710), (211, 120780), (220, 115839), (244, 104445), (305, 83556), (330, 77226), (366, 69630), (396, 64355), (422, 60390), (495, 51484), (549, 46420), (610, 41778), (633, 40260), (660, 38613), (671, 37980), (732, 34815), (844, 30195), (915, 27852), (990, 25742), (1055, 24156), (1098, 23210), (1220, 20889), (1266, 20130), (1342, 18990), (1830, 13926), (1899, 13420), (1980, 12871), (2013, 12660), (2110, 12078), (2196, 11605), (2321, 10980), (2532, 10065), (2684, 9495), (2745, 9284), (3165, 8052), (3355, 7596), (3660, 6963), (3798, 6710), (4026, 6330), (4220, 6039), (4642, 5490)]