125742820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{4139}}^1$

素因数の和:4193

約数の個数: 72

約数和(自身を含む): 317157120

約数和(自身を除く): 191414300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 310, 434, 490, 620, 868, 980, 1085, 1519, 2170, 3038, 4139, 4340, 6076, 7595, 8278, 15190, 16556, 20695, 28973, 30380, 41390, 57946, 82780, 115892, 128309, 144865, 202811, 256618, 289730, 405622, 513236, 579460, 641545, 811244, 898163, 1014055, 1283090, 1796326, 2028110, 2566180, 3592652, 4056220, 4490815, 6287141, 8981630, 12574282, 17963260, 25148564, 31435705, 62871410, 125742820]

約数ペア:

[(1, 125742820), (2, 62871410), (4, 31435705), (5, 25148564), (7, 17963260), (10, 12574282), (14, 8981630), (20, 6287141), (28, 4490815), (31, 4056220), (35, 3592652), (49, 2566180), (62, 2028110), (70, 1796326), (98, 1283090), (124, 1014055), (140, 898163), (155, 811244), (196, 641545), (217, 579460), (245, 513236), (310, 405622), (434, 289730), (490, 256618), (620, 202811), (868, 144865), (980, 128309), (1085, 115892), (1519, 82780), (2170, 57946), (3038, 41390), (4139, 30380), (4340, 28973), (6076, 20695), (7595, 16556), (8278, 15190)]