291036250

素因数分解:

$2^1\times 5^4\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:289

約数の個数: 80

約数和(自身を含む): 583013376

約数和(自身を除く): 291977126

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 53, 106, 115, 125, 191, 230, 250, 265, 382, 530, 575, 625, 955, 1150, 1219, 1250, 1325, 1910, 2438, 2650, 2875, 4393, 4775, 5750, 6095, 6625, 8786, 9550, 10123, 12190, 13250, 14375, 20246, 21965, 23875, 28750, 30475, 33125, 43930, 47750, 50615, 60950, 66250, 101230, 109825, 119375, 152375, 219650, 232829, 238750, 253075, 304750, 465658, 506150, 549125, 761875, 1098250, 1164145, 1265375, 1523750, 2328290, 2530750, 2745625, 5491250, 5820725, 6326875, 11641450, 12653750, 29103625, 58207250, 145518125, 291036250]

約数ペア:

[(1, 291036250), (2, 145518125), (5, 58207250), (10, 29103625), (23, 12653750), (25, 11641450), (46, 6326875), (50, 5820725), (53, 5491250), (106, 2745625), (115, 2530750), (125, 2328290), (191, 1523750), (230, 1265375), (250, 1164145), (265, 1098250), (382, 761875), (530, 549125), (575, 506150), (625, 465658), (955, 304750), (1150, 253075), (1219, 238750), (1250, 232829), (1325, 219650), (1910, 152375), (2438, 119375), (2650, 109825), (2875, 101230), (4393, 66250), (4775, 60950), (5750, 50615), (6095, 47750), (6625, 43930), (8786, 33125), (9550, 30475), (10123, 28750), (12190, 23875), (13250, 21965), (14375, 20246)]