25225360

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:256

約数の個数: 80

約数和(自身を含む): 61871040

約数和(自身を除く): 36645680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 83, 116, 131, 145, 166, 232, 262, 290, 332, 415, 464, 524, 580, 655, 664, 830, 1048, 1160, 1310, 1328, 1660, 2096, 2320, 2407, 2620, 3320, 3799, 4814, 5240, 6640, 7598, 9628, 10480, 10873, 12035, 15196, 18995, 19256, 21746, 24070, 30392, 37990, 38512, 43492, 48140, 54365, 60784, 75980, 86984, 96280, 108730, 151960, 173968, 192560, 217460, 303920, 315317, 434920, 630634, 869840, 1261268, 1576585, 2522536, 3153170, 5045072, 6306340, 12612680, 25225360]

約数ペア:

[(1, 25225360), (2, 12612680), (4, 6306340), (5, 5045072), (8, 3153170), (10, 2522536), (16, 1576585), (20, 1261268), (29, 869840), (40, 630634), (58, 434920), (80, 315317), (83, 303920), (116, 217460), (131, 192560), (145, 173968), (166, 151960), (232, 108730), (262, 96280), (290, 86984), (332, 75980), (415, 60784), (464, 54365), (524, 48140), (580, 43492), (655, 38512), (664, 37990), (830, 30392), (1048, 24070), (1160, 21746), (1310, 19256), (1328, 18995), (1660, 15196), (2096, 12035), (2320, 10873), (2407, 10480), (2620, 9628), (3320, 7598), (3799, 6640), (4814, 5240)]