30965900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1427}}^1$

素因数の和:1479

約数の個数: 72

約数和(自身を含む): 79328256

約数和(自身を除く): 48362356

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 217, 310, 350, 434, 620, 700, 775, 868, 1085, 1427, 1550, 2170, 2854, 3100, 4340, 5425, 5708, 7135, 9989, 10850, 14270, 19978, 21700, 28540, 35675, 39956, 44237, 49945, 71350, 88474, 99890, 142700, 176948, 199780, 221185, 249725, 309659, 442370, 499450, 619318, 884740, 998900, 1105925, 1238636, 1548295, 2211850, 3096590, 4423700, 6193180, 7741475, 15482950, 30965900]

約数ペア:

[(1, 30965900), (2, 15482950), (4, 7741475), (5, 6193180), (7, 4423700), (10, 3096590), (14, 2211850), (20, 1548295), (25, 1238636), (28, 1105925), (31, 998900), (35, 884740), (50, 619318), (62, 499450), (70, 442370), (100, 309659), (124, 249725), (140, 221185), (155, 199780), (175, 176948), (217, 142700), (310, 99890), (350, 88474), (434, 71350), (620, 49945), (700, 44237), (775, 39956), (868, 35675), (1085, 28540), (1427, 21700), (1550, 19978), (2170, 14270), (2854, 10850), (3100, 9989), (4340, 7135), (5425, 5708)]