387259340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:411

約数の個数: 96

約数和(自身を含む): 903026880

約数和(自身を除く): 515767540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 157, 179, 212, 260, 265, 314, 358, 530, 628, 689, 716, 785, 895, 1060, 1378, 1570, 1790, 2041, 2327, 2756, 3140, 3445, 3580, 4082, 4654, 6890, 8164, 8321, 9308, 9487, 10205, 11635, 13780, 16642, 18974, 20410, 23270, 28103, 33284, 37948, 40820, 41605, 46540, 47435, 56206, 83210, 94870, 108173, 112412, 123331, 140515, 166420, 189740, 216346, 246662, 281030, 365339, 432692, 493324, 540865, 562060, 616655, 730678, 1081730, 1233310, 1461356, 1489459, 1826695, 2163460, 2466620, 2978918, 3653390, 5957836, 7306780, 7447295, 14894590, 19362967, 29789180, 38725934, 77451868, 96814835, 193629670, 387259340]

約数ペア:

[(1, 387259340), (2, 193629670), (4, 96814835), (5, 77451868), (10, 38725934), (13, 29789180), (20, 19362967), (26, 14894590), (52, 7447295), (53, 7306780), (65, 5957836), (106, 3653390), (130, 2978918), (157, 2466620), (179, 2163460), (212, 1826695), (260, 1489459), (265, 1461356), (314, 1233310), (358, 1081730), (530, 730678), (628, 616655), (689, 562060), (716, 540865), (785, 493324), (895, 432692), (1060, 365339), (1378, 281030), (1570, 246662), (1790, 216346), (2041, 189740), (2327, 166420), (2756, 140515), (3140, 123331), (3445, 112412), (3580, 108173), (4082, 94870), (4654, 83210), (6890, 56206), (8164, 47435), (8321, 46540), (9308, 41605), (9487, 40820), (10205, 37948), (11635, 33284), (13780, 28103), (16642, 23270), (18974, 20410)]