51000560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:163

約数の個数: 160

約数和(自身を含む): 140616000

約数和(自身を除く): 89615440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 29, 38, 40, 52, 58, 65, 76, 80, 89, 95, 104, 116, 130, 145, 152, 178, 190, 208, 232, 247, 260, 290, 304, 356, 377, 380, 445, 464, 494, 520, 551, 580, 712, 754, 760, 890, 988, 1040, 1102, 1157, 1160, 1235, 1424, 1508, 1520, 1691, 1780, 1885, 1976, 2204, 2314, 2320, 2470, 2581, 2755, 3016, 3382, 3560, 3770, 3952, 4408, 4628, 4940, 5162, 5510, 5785, 6032, 6764, 7120, 7163, 7540, 8455, 8816, 9256, 9880, 10324, 11020, 11570, 12905, 13528, 14326, 15080, 16910, 18512, 19760, 20648, 21983, 22040, 23140, 25810, 27056, 28652, 30160, 33553, 33820, 35815, 41296, 43966, 44080, 46280, 49039, 51620, 57304, 67106, 67640, 71630, 87932, 92560, 98078, 103240, 109915, 114608, 134212, 135280, 143260, 167765, 175864, 196156, 206480, 219830, 245195, 268424, 286520, 335530, 351728, 392312, 439660, 490390, 536848, 573040, 637507, 671060, 784624, 879320, 980780, 1275014, 1342120, 1758640, 1961560, 2550028, 2684240, 3187535, 3923120, 5100056, 6375070, 10200112, 12750140, 25500280, 51000560]

約数ペア:

[(1, 51000560), (2, 25500280), (4, 12750140), (5, 10200112), (8, 6375070), (10, 5100056), (13, 3923120), (16, 3187535), (19, 2684240), (20, 2550028), (26, 1961560), (29, 1758640), (38, 1342120), (40, 1275014), (52, 980780), (58, 879320), (65, 784624), (76, 671060), (80, 637507), (89, 573040), (95, 536848), (104, 490390), (116, 439660), (130, 392312), (145, 351728), (152, 335530), (178, 286520), (190, 268424), (208, 245195), (232, 219830), (247, 206480), (260, 196156), (290, 175864), (304, 167765), (356, 143260), (377, 135280), (380, 134212), (445, 114608), (464, 109915), (494, 103240), (520, 98078), (551, 92560), (580, 87932), (712, 71630), (754, 67640), (760, 67106), (890, 57304), (988, 51620), (1040, 49039), (1102, 46280), (1157, 44080), (1160, 43966), (1235, 41296), (1424, 35815), (1508, 33820), (1520, 33553), (1691, 30160), (1780, 28652), (1885, 27056), (1976, 25810), (2204, 23140), (2314, 22040), (2320, 21983), (2470, 20648), (2581, 19760), (2755, 18512), (3016, 16910), (3382, 15080), (3560, 14326), (3770, 13528), (3952, 12905), (4408, 11570), (4628, 11020), (4940, 10324), (5162, 9880), (5510, 9256), (5785, 8816), (6032, 8455), (6764, 7540), (7120, 7163)]