71493440

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7207}}^1$

素因数の和:7255

約数の個数: 56

約数和(自身を含む): 175759872

約数和(自身を除く): 104266432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 7207, 9920, 14414, 28828, 36035, 57656, 72070, 115312, 144140, 223417, 230624, 288280, 446834, 461248, 576560, 893668, 1117085, 1153120, 1787336, 2234170, 2306240, 3574672, 4468340, 7149344, 8936680, 14298688, 17873360, 35746720, 71493440]

約数ペア:

[(1, 71493440), (2, 35746720), (4, 17873360), (5, 14298688), (8, 8936680), (10, 7149344), (16, 4468340), (20, 3574672), (31, 2306240), (32, 2234170), (40, 1787336), (62, 1153120), (64, 1117085), (80, 893668), (124, 576560), (155, 461248), (160, 446834), (248, 288280), (310, 230624), (320, 223417), (496, 144140), (620, 115312), (992, 72070), (1240, 57656), (1984, 36035), (2480, 28828), (4960, 14414), (7207, 9920)]