25616940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{977}}^1$

素因数の和:1031

約数の個数: 96

約数和(自身を含む): 78865920

約数和(自身を除く): 53248980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 23, 30, 38, 46, 57, 60, 69, 76, 92, 95, 114, 115, 138, 190, 228, 230, 276, 285, 345, 380, 437, 460, 570, 690, 874, 977, 1140, 1311, 1380, 1748, 1954, 2185, 2622, 2931, 3908, 4370, 4885, 5244, 5862, 6555, 8740, 9770, 11724, 13110, 14655, 18563, 19540, 22471, 26220, 29310, 37126, 44942, 55689, 58620, 67413, 74252, 89884, 92815, 111378, 112355, 134826, 185630, 222756, 224710, 269652, 278445, 337065, 371260, 426949, 449420, 556890, 674130, 853898, 1113780, 1280847, 1348260, 1707796, 2134745, 2561694, 4269490, 5123388, 6404235, 8538980, 12808470, 25616940]

約数ペア:

[(1, 25616940), (2, 12808470), (3, 8538980), (4, 6404235), (5, 5123388), (6, 4269490), (10, 2561694), (12, 2134745), (15, 1707796), (19, 1348260), (20, 1280847), (23, 1113780), (30, 853898), (38, 674130), (46, 556890), (57, 449420), (60, 426949), (69, 371260), (76, 337065), (92, 278445), (95, 269652), (114, 224710), (115, 222756), (138, 185630), (190, 134826), (228, 112355), (230, 111378), (276, 92815), (285, 89884), (345, 74252), (380, 67413), (437, 58620), (460, 55689), (570, 44942), (690, 37126), (874, 29310), (977, 26220), (1140, 22471), (1311, 19540), (1380, 18563), (1748, 14655), (1954, 13110), (2185, 11724), (2622, 9770), (2931, 8740), (3908, 6555), (4370, 5862), (4885, 5244)]