77840200

素因数分解:

$2^3\times 5^2\times {\mathrm{131}}^1\times {\mathrm{2971}}^1$

素因数の和:3118

約数の個数: 48

約数和(自身を含む): 182421360

約数和(自身を除く): 104581160

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 131, 200, 262, 524, 655, 1048, 1310, 2620, 2971, 3275, 5240, 5942, 6550, 11884, 13100, 14855, 23768, 26200, 29710, 59420, 74275, 118840, 148550, 297100, 389201, 594200, 778402, 1556804, 1946005, 3113608, 3892010, 7784020, 9730025, 15568040, 19460050, 38920100, 77840200]

約数ペア:

[(1, 77840200), (2, 38920100), (4, 19460050), (5, 15568040), (8, 9730025), (10, 7784020), (20, 3892010), (25, 3113608), (40, 1946005), (50, 1556804), (100, 778402), (131, 594200), (200, 389201), (262, 297100), (524, 148550), (655, 118840), (1048, 74275), (1310, 59420), (2620, 29710), (2971, 26200), (3275, 23768), (5240, 14855), (5942, 13100), (6550, 11884)]