48547280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{41}}^2$

素因数の和:133

約数の個数: 90

約数和(自身を含む): 122102118

約数和(自身を除く): 73554838

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 76, 80, 82, 95, 152, 164, 190, 205, 304, 328, 361, 380, 410, 656, 722, 760, 779, 820, 1444, 1520, 1558, 1640, 1681, 1805, 2888, 3116, 3280, 3362, 3610, 3895, 5776, 6232, 6724, 7220, 7790, 8405, 12464, 13448, 14440, 14801, 15580, 16810, 26896, 28880, 29602, 31160, 31939, 33620, 59204, 62320, 63878, 67240, 74005, 118408, 127756, 134480, 148010, 159695, 236816, 255512, 296020, 319390, 511024, 592040, 606841, 638780, 1184080, 1213682, 1277560, 2427364, 2555120, 3034205, 4854728, 6068410, 9709456, 12136820, 24273640, 48547280]

約数ペア:

[(1, 48547280), (2, 24273640), (4, 12136820), (5, 9709456), (8, 6068410), (10, 4854728), (16, 3034205), (19, 2555120), (20, 2427364), (38, 1277560), (40, 1213682), (41, 1184080), (76, 638780), (80, 606841), (82, 592040), (95, 511024), (152, 319390), (164, 296020), (190, 255512), (205, 236816), (304, 159695), (328, 148010), (361, 134480), (380, 127756), (410, 118408), (656, 74005), (722, 67240), (760, 63878), (779, 62320), (820, 59204), (1444, 33620), (1520, 31939), (1558, 31160), (1640, 29602), (1681, 28880), (1805, 26896), (2888, 16810), (3116, 15580), (3280, 14801), (3362, 14440), (3610, 13448), (3895, 12464), (5776, 8405), (6232, 7790), (6724, 7220)]