15663898300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^3\times {\mathrm{41}}^1\times {\mathrm{557}}^1$

素因数の和:669

約数の個数: 144

約数和(自身を含む): 36819830880

約数和(自身を除く): 21155932580

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 41, 50, 76, 82, 95, 100, 164, 190, 205, 361, 380, 410, 475, 557, 722, 779, 820, 950, 1025, 1114, 1444, 1558, 1805, 1900, 2050, 2228, 2785, 3116, 3610, 3895, 4100, 5570, 6859, 7220, 7790, 9025, 10583, 11140, 13718, 13925, 14801, 15580, 18050, 19475, 21166, 22837, 27436, 27850, 29602, 34295, 36100, 38950, 42332, 45674, 52915, 55700, 59204, 68590, 74005, 77900, 91348, 105830, 114185, 137180, 148010, 171475, 201077, 211660, 228370, 264575, 281219, 296020, 342950, 370025, 402154, 433903, 456740, 529150, 562438, 570925, 685900, 740050, 804308, 867806, 1005385, 1058300, 1124876, 1141850, 1406095, 1480100, 1735612, 2010770, 2169515, 2283700, 2812190, 3820463, 4021540, 4339030, 5026925, 5624380, 7030475, 7640926, 8244157, 8678060, 10053850, 10847575, 14060950, 15281852, 16488314, 19102315, 20107700, 21695150, 28121900, 32976628, 38204630, 41220785, 43390300, 76409260, 82441570, 95511575, 156638983, 164883140, 191023150, 206103925, 313277966, 382046300, 412207850, 626555932, 783194915, 824415700, 1566389830, 3132779660, 3915974575, 7831949150, 15663898300]

約数ペア:

[(1, 15663898300), (2, 7831949150), (4, 3915974575), (5, 3132779660), (10, 1566389830), (19, 824415700), (20, 783194915), (25, 626555932), (38, 412207850), (41, 382046300), (50, 313277966), (76, 206103925), (82, 191023150), (95, 164883140), (100, 156638983), (164, 95511575), (190, 82441570), (205, 76409260), (361, 43390300), (380, 41220785), (410, 38204630), (475, 32976628), (557, 28121900), (722, 21695150), (779, 20107700), (820, 19102315), (950, 16488314), (1025, 15281852), (1114, 14060950), (1444, 10847575), (1558, 10053850), (1805, 8678060), (1900, 8244157), (2050, 7640926), (2228, 7030475), (2785, 5624380), (3116, 5026925), (3610, 4339030), (3895, 4021540), (4100, 3820463), (5570, 2812190), (6859, 2283700), (7220, 2169515), (7790, 2010770), (9025, 1735612), (10583, 1480100), (11140, 1406095), (13718, 1141850), (13925, 1124876), (14801, 1058300), (15580, 1005385), (18050, 867806), (19475, 804308), (21166, 740050), (22837, 685900), (27436, 570925), (27850, 562438), (29602, 529150), (34295, 456740), (36100, 433903), (38950, 402154), (42332, 370025), (45674, 342950), (52915, 296020), (55700, 281219), (59204, 264575), (68590, 228370), (74005, 211660), (77900, 201077), (91348, 171475), (105830, 148010), (114185, 137180)]