19230250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:188

約数の個数: 64

約数和(自身を含む): 39809952

約数和(自身を除く): 20579702

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 61, 65, 97, 122, 125, 130, 194, 250, 305, 325, 485, 610, 650, 793, 970, 1261, 1525, 1586, 1625, 2425, 2522, 3050, 3250, 3965, 4850, 5917, 6305, 7625, 7930, 11834, 12125, 12610, 15250, 19825, 24250, 29585, 31525, 39650, 59170, 63050, 76921, 99125, 147925, 153842, 157625, 198250, 295850, 315250, 384605, 739625, 769210, 1479250, 1923025, 3846050, 9615125, 19230250]

約数ペア:

[(1, 19230250), (2, 9615125), (5, 3846050), (10, 1923025), (13, 1479250), (25, 769210), (26, 739625), (50, 384605), (61, 315250), (65, 295850), (97, 198250), (122, 157625), (125, 153842), (130, 147925), (194, 99125), (250, 76921), (305, 63050), (325, 59170), (485, 39650), (610, 31525), (650, 29585), (793, 24250), (970, 19825), (1261, 15250), (1525, 12610), (1586, 12125), (1625, 11834), (2425, 7930), (2522, 7625), (3050, 6305), (3250, 5917), (3965, 4850)]