248805577150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{303551}}^1$

素因数の和:303686

約数の個数: 72

約数和(自身を含む): 506282845824

約数和(自身を除く): 257477268674

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 97, 130, 169, 194, 325, 338, 485, 650, 845, 970, 1261, 1690, 2425, 2522, 4225, 4850, 6305, 8450, 12610, 16393, 31525, 32786, 63050, 81965, 163930, 303551, 409825, 607102, 819650, 1517755, 3035510, 3946163, 7588775, 7892326, 15177550, 19730815, 29444447, 39461630, 51300119, 58888894, 98654075, 102600238, 147222235, 197308150, 256500595, 294444470, 382777811, 513001190, 736111175, 765555622, 1282502975, 1472222350, 1913889055, 2565005950, 3827778110, 4976111543, 9569445275, 9952223086, 19138890550, 24880557715, 49761115430, 124402788575, 248805577150]

約数ペア:

[(1, 248805577150), (2, 124402788575), (5, 49761115430), (10, 24880557715), (13, 19138890550), (25, 9952223086), (26, 9569445275), (50, 4976111543), (65, 3827778110), (97, 2565005950), (130, 1913889055), (169, 1472222350), (194, 1282502975), (325, 765555622), (338, 736111175), (485, 513001190), (650, 382777811), (845, 294444470), (970, 256500595), (1261, 197308150), (1690, 147222235), (2425, 102600238), (2522, 98654075), (4225, 58888894), (4850, 51300119), (6305, 39461630), (8450, 29444447), (12610, 19730815), (16393, 15177550), (31525, 7892326), (32786, 7588775), (63050, 3946163), (81965, 3035510), (163930, 1517755), (303551, 819650), (409825, 607102)]