30778450

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:307

約数の個数: 48

約数和(自身を含む): 59710464

約数和(自身を除く): 28932014

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 127, 131, 185, 254, 262, 370, 635, 655, 925, 1270, 1310, 1850, 3175, 3275, 4699, 4847, 6350, 6550, 9398, 9694, 16637, 23495, 24235, 33274, 46990, 48470, 83185, 117475, 121175, 166370, 234950, 242350, 415925, 615569, 831850, 1231138, 3077845, 6155690, 15389225, 30778450]

約数ペア:

[(1, 30778450), (2, 15389225), (5, 6155690), (10, 3077845), (25, 1231138), (37, 831850), (50, 615569), (74, 415925), (127, 242350), (131, 234950), (185, 166370), (254, 121175), (262, 117475), (370, 83185), (635, 48470), (655, 46990), (925, 33274), (1270, 24235), (1310, 23495), (1850, 16637), (3175, 9694), (3275, 9398), (4699, 6550), (4847, 6350)]