23780000

素因数分解:

$2^5\times 5^4\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:100

約数の個数: 120

約数和(自身を含む): 61995780

約数和(自身を除く): 38215780

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 41, 50, 58, 80, 82, 100, 116, 125, 145, 160, 164, 200, 205, 232, 250, 290, 328, 400, 410, 464, 500, 580, 625, 656, 725, 800, 820, 928, 1000, 1025, 1160, 1189, 1250, 1312, 1450, 1640, 2000, 2050, 2320, 2378, 2500, 2900, 3280, 3625, 4000, 4100, 4640, 4756, 5000, 5125, 5800, 5945, 6560, 7250, 8200, 9512, 10000, 10250, 11600, 11890, 14500, 16400, 18125, 19024, 20000, 20500, 23200, 23780, 25625, 29000, 29725, 32800, 36250, 38048, 41000, 47560, 51250, 58000, 59450, 72500, 82000, 95120, 102500, 116000, 118900, 145000, 148625, 164000, 190240, 205000, 237800, 290000, 297250, 410000, 475600, 580000, 594500, 743125, 820000, 951200, 1189000, 1486250, 2378000, 2972500, 4756000, 5945000, 11890000, 23780000]

約数ペア:

[(1, 23780000), (2, 11890000), (4, 5945000), (5, 4756000), (8, 2972500), (10, 2378000), (16, 1486250), (20, 1189000), (25, 951200), (29, 820000), (32, 743125), (40, 594500), (41, 580000), (50, 475600), (58, 410000), (80, 297250), (82, 290000), (100, 237800), (116, 205000), (125, 190240), (145, 164000), (160, 148625), (164, 145000), (200, 118900), (205, 116000), (232, 102500), (250, 95120), (290, 82000), (328, 72500), (400, 59450), (410, 58000), (464, 51250), (500, 47560), (580, 41000), (625, 38048), (656, 36250), (725, 32800), (800, 29725), (820, 29000), (928, 25625), (1000, 23780), (1025, 23200), (1160, 20500), (1189, 20000), (1250, 19024), (1312, 18125), (1450, 16400), (1640, 14500), (2000, 11890), (2050, 11600), (2320, 10250), (2378, 10000), (2500, 9512), (2900, 8200), (3280, 7250), (3625, 6560), (4000, 5945), (4100, 5800), (4640, 5125), (4756, 5000)]