30257025790

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{439}}^1\times {\mathrm{997}}^1$

素因数の和:1697

約数の個数: 64

約数和(自身を含む): 56657018880

約数和(自身を除く): 26399993090

約数列:

[1, 2, 5, 10, 31, 62, 155, 223, 310, 439, 446, 878, 997, 1115, 1994, 2195, 2230, 4390, 4985, 6913, 9970, 13609, 13826, 27218, 30907, 34565, 61814, 68045, 69130, 97897, 136090, 154535, 195794, 222331, 309070, 437683, 444662, 489485, 875366, 978970, 1111655, 2188415, 2223310, 3034807, 4376830, 6069614, 6892261, 13568173, 13784522, 15174035, 27136346, 30348070, 34461305, 67840865, 68922610, 97603309, 135681730, 195206618, 488016545, 976033090, 3025702579, 6051405158, 15128512895, 30257025790]

約数ペア:

[(1, 30257025790), (2, 15128512895), (5, 6051405158), (10, 3025702579), (31, 976033090), (62, 488016545), (155, 195206618), (223, 135681730), (310, 97603309), (439, 68922610), (446, 67840865), (878, 34461305), (997, 30348070), (1115, 27136346), (1994, 15174035), (2195, 13784522), (2230, 13568173), (4390, 6892261), (4985, 6069614), (6913, 4376830), (9970, 3034807), (13609, 2223310), (13826, 2188415), (27218, 1111655), (30907, 978970), (34565, 875366), (61814, 489485), (68045, 444662), (69130, 437683), (97897, 309070), (136090, 222331), (154535, 195794)]