1340108450

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{571}}^1\times {\mathrm{643}}^1$

素因数の和:1299

約数の個数: 48

約数和(自身を含む): 2535108576

約数和(自身を除く): 1195000126

約数列:

[1, 2, 5, 10, 25, 50, 73, 146, 365, 571, 643, 730, 1142, 1286, 1825, 2855, 3215, 3650, 5710, 6430, 14275, 16075, 28550, 32150, 41683, 46939, 83366, 93878, 208415, 234695, 367153, 416830, 469390, 734306, 1042075, 1173475, 1835765, 2084150, 2346950, 3671530, 9178825, 18357650, 26802169, 53604338, 134010845, 268021690, 670054225, 1340108450]

約数ペア:

[(1, 1340108450), (2, 670054225), (5, 268021690), (10, 134010845), (25, 53604338), (50, 26802169), (73, 18357650), (146, 9178825), (365, 3671530), (571, 2346950), (643, 2084150), (730, 1835765), (1142, 1173475), (1286, 1042075), (1825, 734306), (2855, 469390), (3215, 416830), (3650, 367153), (5710, 234695), (6430, 208415), (14275, 93878), (16075, 83366), (28550, 46939), (32150, 41683)]