65131040

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{181}}^1$

素因数の和:382

約数の個数: 96

約数和(自身を含む): 167587056

約数和(自身を除く): 102456016

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 173, 181, 208, 260, 346, 362, 416, 520, 692, 724, 865, 905, 1040, 1384, 1448, 1730, 1810, 2080, 2249, 2353, 2768, 2896, 3460, 3620, 4498, 4706, 5536, 5792, 6920, 7240, 8996, 9412, 11245, 11765, 13840, 14480, 17992, 18824, 22490, 23530, 27680, 28960, 31313, 35984, 37648, 44980, 47060, 62626, 71968, 75296, 89960, 94120, 125252, 156565, 179920, 188240, 250504, 313130, 359840, 376480, 407069, 501008, 626260, 814138, 1002016, 1252520, 1628276, 2035345, 2505040, 3256552, 4070690, 5010080, 6513104, 8141380, 13026208, 16282760, 32565520, 65131040]

約数ペア:

[(1, 65131040), (2, 32565520), (4, 16282760), (5, 13026208), (8, 8141380), (10, 6513104), (13, 5010080), (16, 4070690), (20, 3256552), (26, 2505040), (32, 2035345), (40, 1628276), (52, 1252520), (65, 1002016), (80, 814138), (104, 626260), (130, 501008), (160, 407069), (173, 376480), (181, 359840), (208, 313130), (260, 250504), (346, 188240), (362, 179920), (416, 156565), (520, 125252), (692, 94120), (724, 89960), (865, 75296), (905, 71968), (1040, 62626), (1384, 47060), (1448, 44980), (1730, 37648), (1810, 35984), (2080, 31313), (2249, 28960), (2353, 27680), (2768, 23530), (2896, 22490), (3460, 18824), (3620, 17992), (4498, 14480), (4706, 13840), (5536, 11765), (5792, 11245), (6920, 9412), (7240, 8996)]