72007328

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{997}}^1$

素因数の和:1105

約数の個数: 48

約数和(自身を含む): 148131144

約数和(自身を除く): 76123816

約数列:

[1, 2, 4, 8, 16, 32, 37, 61, 74, 122, 148, 244, 296, 488, 592, 976, 997, 1184, 1952, 1994, 2257, 3988, 4514, 7976, 9028, 15952, 18056, 31904, 36112, 36889, 60817, 72224, 73778, 121634, 147556, 243268, 295112, 486536, 590224, 973072, 1180448, 1946144, 2250229, 4500458, 9000916, 18001832, 36003664, 72007328]

約数ペア:

[(1, 72007328), (2, 36003664), (4, 18001832), (8, 9000916), (16, 4500458), (32, 2250229), (37, 1946144), (61, 1180448), (74, 973072), (122, 590224), (148, 486536), (244, 295112), (296, 243268), (488, 147556), (592, 121634), (976, 73778), (997, 72224), (1184, 60817), (1952, 36889), (1994, 36112), (2257, 31904), (3988, 18056), (4514, 15952), (7976, 9028)]