208430075

素因数分解:

$5^2\times 7^2\times {\mathrm{229}}^1\times {\mathrm{743}}^1$

素因数の和:996

約数の個数: 36

約数和(自身を含む): 302369040

約数和(自身を除く): 93938965

約数列:

[1, 5, 7, 25, 35, 49, 175, 229, 245, 743, 1145, 1225, 1603, 3715, 5201, 5725, 8015, 11221, 18575, 26005, 36407, 40075, 56105, 130025, 170147, 182035, 280525, 850735, 910175, 1191029, 4253675, 5955145, 8337203, 29775725, 41686015, 208430075]

約数ペア:

[(1, 208430075), (5, 41686015), (7, 29775725), (25, 8337203), (35, 5955145), (49, 4253675), (175, 1191029), (229, 910175), (245, 850735), (743, 280525), (1145, 182035), (1225, 170147), (1603, 130025), (3715, 56105), (5201, 40075), (5725, 36407), (8015, 26005), (11221, 18575)]