101990140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{42853}}^1$

素因数の和:42886

約数の個数: 48

約数和(自身を含む): 259180992

約数和(自身を除く): 157190852

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 42853, 85706, 171412, 214265, 299971, 428530, 599942, 728501, 857060, 1199884, 1457002, 1499855, 2914004, 2999710, 3642505, 5099507, 5999420, 7285010, 10199014, 14570020, 20398028, 25497535, 50995070, 101990140]

約数ペア:

[(1, 101990140), (2, 50995070), (4, 25497535), (5, 20398028), (7, 14570020), (10, 10199014), (14, 7285010), (17, 5999420), (20, 5099507), (28, 3642505), (34, 2999710), (35, 2914004), (68, 1499855), (70, 1457002), (85, 1199884), (119, 857060), (140, 728501), (170, 599942), (238, 428530), (340, 299971), (476, 214265), (595, 171412), (1190, 85706), (2380, 42853)]