411421250

素因数分解:

$2^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1019}}^1$

素因数の和:1077

約数の個数: 80

約数和(自身を含む): 860349600

約数和(自身を除く): 448928350

約数列:

[1, 2, 5, 10, 17, 19, 25, 34, 38, 50, 85, 95, 125, 170, 190, 250, 323, 425, 475, 625, 646, 850, 950, 1019, 1250, 1615, 2038, 2125, 2375, 3230, 4250, 4750, 5095, 8075, 10190, 10625, 11875, 16150, 17323, 19361, 21250, 23750, 25475, 34646, 38722, 40375, 50950, 80750, 86615, 96805, 127375, 173230, 193610, 201875, 254750, 329137, 403750, 433075, 484025, 636875, 658274, 866150, 968050, 1273750, 1645685, 2165375, 2420125, 3291370, 4330750, 4840250, 8228425, 10826875, 12100625, 16456850, 21653750, 24201250, 41142125, 82284250, 205710625, 411421250]

約数ペア:

[(1, 411421250), (2, 205710625), (5, 82284250), (10, 41142125), (17, 24201250), (19, 21653750), (25, 16456850), (34, 12100625), (38, 10826875), (50, 8228425), (85, 4840250), (95, 4330750), (125, 3291370), (170, 2420125), (190, 2165375), (250, 1645685), (323, 1273750), (425, 968050), (475, 866150), (625, 658274), (646, 636875), (850, 484025), (950, 433075), (1019, 403750), (1250, 329137), (1615, 254750), (2038, 201875), (2125, 193610), (2375, 173230), (3230, 127375), (4250, 96805), (4750, 86615), (5095, 80750), (8075, 50950), (10190, 40375), (10625, 38722), (11875, 34646), (16150, 25475), (17323, 23750), (19361, 21250)]