81199160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15263}}^1$

素因数の和:15300

約数の個数: 64

約数和(自身を含む): 219801600

約数和(自身を除く): 138602440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 15263, 30526, 61052, 76315, 106841, 122104, 152630, 213682, 289997, 305260, 427364, 534205, 579994, 610520, 854728, 1068410, 1159988, 1449985, 2029979, 2136820, 2319976, 2899970, 4059958, 4273640, 5799940, 8119916, 10149895, 11599880, 16239832, 20299790, 40599580, 81199160]

約数ペア:

[(1, 81199160), (2, 40599580), (4, 20299790), (5, 16239832), (7, 11599880), (8, 10149895), (10, 8119916), (14, 5799940), (19, 4273640), (20, 4059958), (28, 2899970), (35, 2319976), (38, 2136820), (40, 2029979), (56, 1449985), (70, 1159988), (76, 1068410), (95, 854728), (133, 610520), (140, 579994), (152, 534205), (190, 427364), (266, 305260), (280, 289997), (380, 213682), (532, 152630), (665, 122104), (760, 106841), (1064, 76315), (1330, 61052), (2660, 30526), (5320, 15263)]