83950000

素因数分解:

$2^4\times 5^5\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:129

約数の個数: 120

約数和(自身を含む): 215048736

約数和(自身を除く): 131098736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 73, 80, 92, 100, 115, 125, 146, 184, 200, 230, 250, 292, 365, 368, 400, 460, 500, 575, 584, 625, 730, 920, 1000, 1150, 1168, 1250, 1460, 1679, 1825, 1840, 2000, 2300, 2500, 2875, 2920, 3125, 3358, 3650, 4600, 5000, 5750, 5840, 6250, 6716, 7300, 8395, 9125, 9200, 10000, 11500, 12500, 13432, 14375, 14600, 16790, 18250, 23000, 25000, 26864, 28750, 29200, 33580, 36500, 41975, 45625, 46000, 50000, 57500, 67160, 71875, 73000, 83950, 91250, 115000, 134320, 143750, 146000, 167900, 182500, 209875, 228125, 230000, 287500, 335800, 365000, 419750, 456250, 575000, 671600, 730000, 839500, 912500, 1049375, 1150000, 1679000, 1825000, 2098750, 3358000, 3650000, 4197500, 5246875, 8395000, 10493750, 16790000, 20987500, 41975000, 83950000]

約数ペア:

[(1, 83950000), (2, 41975000), (4, 20987500), (5, 16790000), (8, 10493750), (10, 8395000), (16, 5246875), (20, 4197500), (23, 3650000), (25, 3358000), (40, 2098750), (46, 1825000), (50, 1679000), (73, 1150000), (80, 1049375), (92, 912500), (100, 839500), (115, 730000), (125, 671600), (146, 575000), (184, 456250), (200, 419750), (230, 365000), (250, 335800), (292, 287500), (365, 230000), (368, 228125), (400, 209875), (460, 182500), (500, 167900), (575, 146000), (584, 143750), (625, 134320), (730, 115000), (920, 91250), (1000, 83950), (1150, 73000), (1168, 71875), (1250, 67160), (1460, 57500), (1679, 50000), (1825, 46000), (1840, 45625), (2000, 41975), (2300, 36500), (2500, 33580), (2875, 29200), (2920, 28750), (3125, 26864), (3358, 25000), (3650, 23000), (4600, 18250), (5000, 16790), (5750, 14600), (5840, 14375), (6250, 13432), (6716, 12500), (7300, 11500), (8395, 10000), (9125, 9200)]