25158320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:171

約数の個数: 120

約数和(自身を含む): 67683168

約数和(自身を除く): 42524848

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 113, 115, 121, 176, 184, 220, 226, 230, 242, 253, 368, 440, 452, 460, 484, 506, 565, 605, 880, 904, 920, 968, 1012, 1130, 1210, 1243, 1265, 1808, 1840, 1936, 2024, 2260, 2420, 2486, 2530, 2599, 2783, 4048, 4520, 4840, 4972, 5060, 5198, 5566, 6215, 9040, 9680, 9944, 10120, 10396, 11132, 12430, 12995, 13673, 13915, 19888, 20240, 20792, 22264, 24860, 25990, 27346, 27830, 28589, 41584, 44528, 49720, 51980, 54692, 55660, 57178, 68365, 99440, 103960, 109384, 111320, 114356, 136730, 142945, 207920, 218768, 222640, 228712, 273460, 285890, 314479, 457424, 546920, 571780, 628958, 1093840, 1143560, 1257916, 1572395, 2287120, 2515832, 3144790, 5031664, 6289580, 12579160, 25158320]

約数ペア:

[(1, 25158320), (2, 12579160), (4, 6289580), (5, 5031664), (8, 3144790), (10, 2515832), (11, 2287120), (16, 1572395), (20, 1257916), (22, 1143560), (23, 1093840), (40, 628958), (44, 571780), (46, 546920), (55, 457424), (80, 314479), (88, 285890), (92, 273460), (110, 228712), (113, 222640), (115, 218768), (121, 207920), (176, 142945), (184, 136730), (220, 114356), (226, 111320), (230, 109384), (242, 103960), (253, 99440), (368, 68365), (440, 57178), (452, 55660), (460, 54692), (484, 51980), (506, 49720), (565, 44528), (605, 41584), (880, 28589), (904, 27830), (920, 27346), (968, 25990), (1012, 24860), (1130, 22264), (1210, 20792), (1243, 20240), (1265, 19888), (1808, 13915), (1840, 13673), (1936, 12995), (2024, 12430), (2260, 11132), (2420, 10396), (2486, 10120), (2530, 9944), (2599, 9680), (2783, 9040), (4048, 6215), (4520, 5566), (4840, 5198), (4972, 5060)]