27949700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{401}}^1$

素因数の和:473

約数の個数: 72

約数和(自身を含む): 65948904

約数和(自身を除く): 37999204

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 41, 50, 68, 82, 85, 100, 164, 170, 205, 340, 401, 410, 425, 697, 802, 820, 850, 1025, 1394, 1604, 1700, 2005, 2050, 2788, 3485, 4010, 4100, 6817, 6970, 8020, 10025, 13634, 13940, 16441, 17425, 20050, 27268, 32882, 34085, 34850, 40100, 65764, 68170, 69700, 82205, 136340, 164410, 170425, 279497, 328820, 340850, 411025, 558994, 681700, 822050, 1117988, 1397485, 1644100, 2794970, 5589940, 6987425, 13974850, 27949700]

約数ペア:

[(1, 27949700), (2, 13974850), (4, 6987425), (5, 5589940), (10, 2794970), (17, 1644100), (20, 1397485), (25, 1117988), (34, 822050), (41, 681700), (50, 558994), (68, 411025), (82, 340850), (85, 328820), (100, 279497), (164, 170425), (170, 164410), (205, 136340), (340, 82205), (401, 69700), (410, 68170), (425, 65764), (697, 40100), (802, 34850), (820, 34085), (850, 32882), (1025, 27268), (1394, 20050), (1604, 17425), (1700, 16441), (2005, 13940), (2050, 13634), (2788, 10025), (3485, 8020), (4010, 6970), (4100, 6817)]