76978990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{563}}^1$

素因数の和:705

約数の個数: 48

約数和(自身を含む): 153924624

約数和(自身を除く): 76945634

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 113, 121, 226, 242, 563, 565, 605, 1126, 1130, 1210, 1243, 2486, 2815, 5630, 6193, 6215, 12386, 12430, 13673, 27346, 30965, 61930, 63619, 68123, 68365, 127238, 136246, 136730, 318095, 340615, 636190, 681230, 699809, 1399618, 3499045, 6998090, 7697899, 15395798, 38489495, 76978990]

約数ペア:

[(1, 76978990), (2, 38489495), (5, 15395798), (10, 7697899), (11, 6998090), (22, 3499045), (55, 1399618), (110, 699809), (113, 681230), (121, 636190), (226, 340615), (242, 318095), (563, 136730), (565, 136246), (605, 127238), (1126, 68365), (1130, 68123), (1210, 63619), (1243, 61930), (2486, 30965), (2815, 27346), (5630, 13673), (6193, 12430), (6215, 12386)]