612067900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{5281}}^1$

素因数の和:5375

約数の個数: 72

約数和(自身を含む): 1421280560

約数和(自身を除く): 809212660

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 61, 76, 95, 100, 122, 190, 244, 305, 380, 475, 610, 950, 1159, 1220, 1525, 1900, 2318, 3050, 4636, 5281, 5795, 6100, 10562, 11590, 21124, 23180, 26405, 28975, 52810, 57950, 100339, 105620, 115900, 132025, 200678, 264050, 322141, 401356, 501695, 528100, 644282, 1003390, 1288564, 1610705, 2006780, 2508475, 3221410, 5016950, 6120679, 6442820, 8053525, 10033900, 12241358, 16107050, 24482716, 30603395, 32214100, 61206790, 122413580, 153016975, 306033950, 612067900]

約数ペア:

[(1, 612067900), (2, 306033950), (4, 153016975), (5, 122413580), (10, 61206790), (19, 32214100), (20, 30603395), (25, 24482716), (38, 16107050), (50, 12241358), (61, 10033900), (76, 8053525), (95, 6442820), (100, 6120679), (122, 5016950), (190, 3221410), (244, 2508475), (305, 2006780), (380, 1610705), (475, 1288564), (610, 1003390), (950, 644282), (1159, 528100), (1220, 501695), (1525, 401356), (1900, 322141), (2318, 264050), (3050, 200678), (4636, 132025), (5281, 115900), (5795, 105620), (6100, 100339), (10562, 57950), (11590, 52810), (21124, 28975), (23180, 26405)]