19742348450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{8839}}^1$

素因数の和:9024

約数の個数: 96

約数和(自身を含む): 41671618560

約数和(自身を除く): 21929270110

約数列:

[1, 2, 5, 10, 11, 22, 25, 31, 50, 55, 62, 110, 131, 155, 262, 275, 310, 341, 550, 655, 682, 775, 1310, 1441, 1550, 1705, 2882, 3275, 3410, 4061, 6550, 7205, 8122, 8525, 8839, 14410, 17050, 17678, 20305, 36025, 40610, 44195, 44671, 72050, 88390, 89342, 97229, 101525, 194458, 203050, 220975, 223355, 274009, 441950, 446710, 486145, 548018, 972290, 1116775, 1157909, 1370045, 2233550, 2315818, 2430725, 2740090, 3014099, 4861450, 5789545, 6028198, 6850225, 11579090, 12736999, 13700450, 15070495, 25473998, 28947725, 30140990, 35895179, 57895450, 63684995, 71790358, 75352475, 127369990, 150704950, 179475895, 318424975, 358951790, 394846969, 636849950, 789693938, 897379475, 1794758950, 1974234845, 3948469690, 9871174225, 19742348450]

約数ペア:

[(1, 19742348450), (2, 9871174225), (5, 3948469690), (10, 1974234845), (11, 1794758950), (22, 897379475), (25, 789693938), (31, 636849950), (50, 394846969), (55, 358951790), (62, 318424975), (110, 179475895), (131, 150704950), (155, 127369990), (262, 75352475), (275, 71790358), (310, 63684995), (341, 57895450), (550, 35895179), (655, 30140990), (682, 28947725), (775, 25473998), (1310, 15070495), (1441, 13700450), (1550, 12736999), (1705, 11579090), (2882, 6850225), (3275, 6028198), (3410, 5789545), (4061, 4861450), (6550, 3014099), (7205, 2740090), (8122, 2430725), (8525, 2315818), (8839, 2233550), (14410, 1370045), (17050, 1157909), (17678, 1116775), (20305, 972290), (36025, 548018), (40610, 486145), (44195, 446710), (44671, 441950), (72050, 274009), (88390, 223355), (89342, 220975), (97229, 203050), (101525, 194458)]