18379300

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:229

約数の個数: 72

約数和(自身を含む): 42622272

約数和(自身を除く): 24242972

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 61, 92, 100, 115, 122, 131, 230, 244, 262, 305, 460, 524, 575, 610, 655, 1150, 1220, 1310, 1403, 1525, 2300, 2620, 2806, 3013, 3050, 3275, 5612, 6026, 6100, 6550, 7015, 7991, 12052, 13100, 14030, 15065, 15982, 28060, 30130, 31964, 35075, 39955, 60260, 70150, 75325, 79910, 140300, 150650, 159820, 183793, 199775, 301300, 367586, 399550, 735172, 799100, 918965, 1837930, 3675860, 4594825, 9189650, 18379300]

約数ペア:

[(1, 18379300), (2, 9189650), (4, 4594825), (5, 3675860), (10, 1837930), (20, 918965), (23, 799100), (25, 735172), (46, 399550), (50, 367586), (61, 301300), (92, 199775), (100, 183793), (115, 159820), (122, 150650), (131, 140300), (230, 79910), (244, 75325), (262, 70150), (305, 60260), (460, 39955), (524, 35075), (575, 31964), (610, 30130), (655, 28060), (1150, 15982), (1220, 15065), (1310, 14030), (1403, 13100), (1525, 12052), (2300, 7991), (2620, 7015), (2806, 6550), (3013, 6100), (3050, 6026), (3275, 5612)]