25871160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1621}}^1$

素因数の和:1661

約数の個数: 128

約数和(自身を含む): 93427200

約数和(自身を除く): 67556040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1621, 1995, 2280, 2660, 3192, 3242, 3990, 4863, 5320, 6484, 7980, 8105, 9726, 11347, 12968, 15960, 16210, 19452, 22694, 24315, 30799, 32420, 34041, 38904, 45388, 48630, 56735, 61598, 64840, 68082, 90776, 92397, 97260, 113470, 123196, 136164, 153995, 170205, 184794, 194520, 215593, 226940, 246392, 272328, 307990, 340410, 369588, 431186, 453880, 461985, 615980, 646779, 680820, 739176, 862372, 923970, 1077965, 1231960, 1293558, 1361640, 1724744, 1847940, 2155930, 2587116, 3233895, 3695880, 4311860, 5174232, 6467790, 8623720, 12935580, 25871160]

約数ペア:

[(1, 25871160), (2, 12935580), (3, 8623720), (4, 6467790), (5, 5174232), (6, 4311860), (7, 3695880), (8, 3233895), (10, 2587116), (12, 2155930), (14, 1847940), (15, 1724744), (19, 1361640), (20, 1293558), (21, 1231960), (24, 1077965), (28, 923970), (30, 862372), (35, 739176), (38, 680820), (40, 646779), (42, 615980), (56, 461985), (57, 453880), (60, 431186), (70, 369588), (76, 340410), (84, 307990), (95, 272328), (105, 246392), (114, 226940), (120, 215593), (133, 194520), (140, 184794), (152, 170205), (168, 153995), (190, 136164), (210, 123196), (228, 113470), (266, 97260), (280, 92397), (285, 90776), (380, 68082), (399, 64840), (420, 61598), (456, 56735), (532, 48630), (570, 45388), (665, 38904), (760, 34041), (798, 32420), (840, 30799), (1064, 24315), (1140, 22694), (1330, 19452), (1596, 16210), (1621, 15960), (1995, 12968), (2280, 11347), (2660, 9726), (3192, 8105), (3242, 7980), (3990, 6484), (4863, 5320)]