38898889760

素因数分解:

$2^5\times 5^1\times {\mathrm{7121}}^1\times {\mathrm{34141}}^1$

素因数の和:41277

約数の個数: 48

約数和(自身を含む): 91914224472

約数和(自身を除く): 53015334712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 7121, 14242, 28484, 34141, 35605, 56968, 68282, 71210, 113936, 136564, 142420, 170705, 227872, 273128, 284840, 341410, 546256, 569680, 682820, 1092512, 1139360, 1365640, 2731280, 5462560, 243118061, 486236122, 972472244, 1215590305, 1944944488, 2431180610, 3889888976, 4862361220, 7779777952, 9724722440, 19449444880, 38898889760]

約数ペア:

[(1, 38898889760), (2, 19449444880), (4, 9724722440), (5, 7779777952), (8, 4862361220), (10, 3889888976), (16, 2431180610), (20, 1944944488), (32, 1215590305), (40, 972472244), (80, 486236122), (160, 243118061), (7121, 5462560), (14242, 2731280), (28484, 1365640), (34141, 1139360), (35605, 1092512), (56968, 682820), (68282, 569680), (71210, 546256), (113936, 341410), (136564, 284840), (142420, 273128), (170705, 227872)]