203856250

素因数分解:

$2^1\times 5^5\times {\mathrm{13}}^2\times {\mathrm{193}}^1$

素因数の和:246

約数の個数: 72

約数和(自身を含む): 416012436

約数和(自身を除く): 212156186

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 169, 193, 250, 325, 338, 386, 625, 650, 845, 965, 1250, 1625, 1690, 1930, 2509, 3125, 3250, 4225, 4825, 5018, 6250, 8125, 8450, 9650, 12545, 16250, 21125, 24125, 25090, 32617, 40625, 42250, 48250, 62725, 65234, 81250, 105625, 120625, 125450, 163085, 211250, 241250, 313625, 326170, 528125, 603125, 627250, 815425, 1056250, 1206250, 1568125, 1630850, 3136250, 4077125, 7840625, 8154250, 15681250, 20385625, 40771250, 101928125, 203856250]

約数ペア:

[(1, 203856250), (2, 101928125), (5, 40771250), (10, 20385625), (13, 15681250), (25, 8154250), (26, 7840625), (50, 4077125), (65, 3136250), (125, 1630850), (130, 1568125), (169, 1206250), (193, 1056250), (250, 815425), (325, 627250), (338, 603125), (386, 528125), (625, 326170), (650, 313625), (845, 241250), (965, 211250), (1250, 163085), (1625, 125450), (1690, 120625), (1930, 105625), (2509, 81250), (3125, 65234), (3250, 62725), (4225, 48250), (4825, 42250), (5018, 40625), (6250, 32617), (8125, 25090), (8450, 24125), (9650, 21125), (12545, 16250)]