79355020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{379}}^1$

素因数の和:455

約数の個数: 72

約数和(自身を含む): 182422800

約数和(自身を除く): 103067780

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 290, 361, 379, 380, 551, 580, 722, 758, 1102, 1444, 1516, 1805, 1895, 2204, 2755, 3610, 3790, 5510, 7201, 7220, 7580, 10469, 10991, 11020, 14402, 20938, 21982, 28804, 36005, 41876, 43964, 52345, 54955, 72010, 104690, 109910, 136819, 144020, 208829, 209380, 219820, 273638, 417658, 547276, 684095, 835316, 1044145, 1368190, 2088290, 2736380, 3967751, 4176580, 7935502, 15871004, 19838755, 39677510, 79355020]

約数ペア:

[(1, 79355020), (2, 39677510), (4, 19838755), (5, 15871004), (10, 7935502), (19, 4176580), (20, 3967751), (29, 2736380), (38, 2088290), (58, 1368190), (76, 1044145), (95, 835316), (116, 684095), (145, 547276), (190, 417658), (290, 273638), (361, 219820), (379, 209380), (380, 208829), (551, 144020), (580, 136819), (722, 109910), (758, 104690), (1102, 72010), (1444, 54955), (1516, 52345), (1805, 43964), (1895, 41876), (2204, 36005), (2755, 28804), (3610, 21982), (3790, 20938), (5510, 14402), (7201, 11020), (7220, 10991), (7580, 10469)]