72660028

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2239}}^1$

素因数の和:2330

約数の個数: 48

約数和(自身を含む): 155545600

約数和(自身を除く): 82885572

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 61, 76, 122, 133, 244, 266, 427, 532, 854, 1159, 1708, 2239, 2318, 4478, 4636, 8113, 8956, 15673, 16226, 31346, 32452, 42541, 62692, 85082, 136579, 170164, 273158, 297787, 546316, 595574, 956053, 1191148, 1912106, 2595001, 3824212, 5190002, 10380004, 18165007, 36330014, 72660028]

約数ペア:

[(1, 72660028), (2, 36330014), (4, 18165007), (7, 10380004), (14, 5190002), (19, 3824212), (28, 2595001), (38, 1912106), (61, 1191148), (76, 956053), (122, 595574), (133, 546316), (244, 297787), (266, 273158), (427, 170164), (532, 136579), (854, 85082), (1159, 62692), (1708, 42541), (2239, 32452), (2318, 31346), (4478, 16226), (4636, 15673), (8113, 8956)]