18881250

素因数分解:

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

素因数の和:102

約数の個数: 96

約数和(自身を含む): 50621760

約数和(自身を除く): 31740510

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 38, 50, 53, 57, 75, 95, 106, 114, 125, 150, 159, 190, 250, 265, 285, 318, 375, 475, 530, 570, 625, 750, 795, 950, 1007, 1250, 1325, 1425, 1590, 1875, 2014, 2375, 2650, 2850, 3021, 3125, 3750, 3975, 4750, 5035, 6042, 6250, 6625, 7125, 7950, 9375, 10070, 11875, 13250, 14250, 15105, 18750, 19875, 23750, 25175, 30210, 33125, 35625, 39750, 50350, 59375, 66250, 71250, 75525, 99375, 118750, 125875, 151050, 165625, 178125, 198750, 251750, 331250, 356250, 377625, 496875, 629375, 755250, 993750, 1258750, 1888125, 3146875, 3776250, 6293750, 9440625, 18881250]

約数ペア:

[(1, 18881250), (2, 9440625), (3, 6293750), (5, 3776250), (6, 3146875), (10, 1888125), (15, 1258750), (19, 993750), (25, 755250), (30, 629375), (38, 496875), (50, 377625), (53, 356250), (57, 331250), (75, 251750), (95, 198750), (106, 178125), (114, 165625), (125, 151050), (150, 125875), (159, 118750), (190, 99375), (250, 75525), (265, 71250), (285, 66250), (318, 59375), (375, 50350), (475, 39750), (530, 35625), (570, 33125), (625, 30210), (750, 25175), (795, 23750), (950, 19875), (1007, 18750), (1250, 15105), (1325, 14250), (1425, 13250), (1590, 11875), (1875, 10070), (2014, 9375), (2375, 7950), (2650, 7125), (2850, 6625), (3021, 6250), (3125, 6042), (3750, 5035), (3975, 4750)]