19258875

素因数分解:

$3^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:110

約数の個数: 96

約数和(自身を含む): 39424320

約数和(自身を除く): 20165445

約数列:

[1, 3, 5, 9, 15, 17, 19, 25, 45, 51, 53, 57, 75, 85, 95, 125, 153, 159, 171, 225, 255, 265, 285, 323, 375, 425, 475, 477, 765, 795, 855, 901, 969, 1007, 1125, 1275, 1325, 1425, 1615, 2125, 2375, 2385, 2703, 2907, 3021, 3825, 3975, 4275, 4505, 4845, 5035, 6375, 6625, 7125, 8075, 8109, 9063, 11925, 13515, 14535, 15105, 17119, 19125, 19875, 21375, 22525, 24225, 25175, 40375, 40545, 45315, 51357, 59625, 67575, 72675, 75525, 85595, 112625, 121125, 125875, 154071, 202725, 226575, 256785, 337875, 363375, 377625, 427975, 770355, 1013625, 1132875, 1283925, 2139875, 3851775, 6419625, 19258875]

約数ペア:

[(1, 19258875), (3, 6419625), (5, 3851775), (9, 2139875), (15, 1283925), (17, 1132875), (19, 1013625), (25, 770355), (45, 427975), (51, 377625), (53, 363375), (57, 337875), (75, 256785), (85, 226575), (95, 202725), (125, 154071), (153, 125875), (159, 121125), (171, 112625), (225, 85595), (255, 75525), (265, 72675), (285, 67575), (323, 59625), (375, 51357), (425, 45315), (475, 40545), (477, 40375), (765, 25175), (795, 24225), (855, 22525), (901, 21375), (969, 19875), (1007, 19125), (1125, 17119), (1275, 15105), (1325, 14535), (1425, 13515), (1615, 11925), (2125, 9063), (2375, 8109), (2385, 8075), (2703, 7125), (2907, 6625), (3021, 6375), (3825, 5035), (3975, 4845), (4275, 4505)]