193639520

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71191}}^1$

素因数の和:71223

約数の個数: 48

約数和(自身を含む): 484390368

約数和(自身を除く): 290750848

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 71191, 142382, 284764, 355955, 569528, 711910, 1139056, 1210247, 1423820, 2278112, 2420494, 2847640, 4840988, 5695280, 6051235, 9681976, 11390560, 12102470, 19363952, 24204940, 38727904, 48409880, 96819760, 193639520]

約数ペア:

[(1, 193639520), (2, 96819760), (4, 48409880), (5, 38727904), (8, 24204940), (10, 19363952), (16, 12102470), (17, 11390560), (20, 9681976), (32, 6051235), (34, 5695280), (40, 4840988), (68, 2847640), (80, 2420494), (85, 2278112), (136, 1423820), (160, 1210247), (170, 1139056), (272, 711910), (340, 569528), (544, 355955), (680, 284764), (1360, 142382), (2720, 71191)]